Home / 112,419,600.14-155,091,538.55-75,261,835.91

Finding the Fourth Proportional to 112,419,600.14, 155,091,538.55 and 75,261,835.91

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Solution

The fourth proportional to 112,419,600.14, 155,091,538.55 and 75,261,835.91 is: 103,829,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,419,600.14 : 155,091,538.55 = 75,261,835.91 : x
  2. Step 2: Convert to fraction form
    112,419,600.14/155,091,538.55 = 75,261,835.91/x
  3. Step 3: Cross multiply
    112,419,600.14x = 155,091,538.55 × 75,261,835.91
  4. Step 4: Simplify right side
    112,419,600.14x = 11,672,473,925,003,228
  5. Step 5: Solve for x
    x = 11,672,473,925,003,228/112,419,600.14
  6. Step 6: Final answer
    x = 103,829,527.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.