Home / 112,900,946.95-155,858,049.44-75,717,625.58

Finding the Fourth Proportional to 112,900,946.95, 155,858,049.44 and 75,717,625.58

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Solution

The fourth proportional to 112,900,946.95, 155,858,049.44 and 75,717,625.58 is: 104,527,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,900,946.95 : 155,858,049.44 = 75,717,625.58 : x
  2. Step 2: Convert to fraction form
    112,900,946.95/155,858,049.44 = 75,717,625.58/x
  3. Step 3: Cross multiply
    112,900,946.95x = 155,858,049.44 × 75,717,625.58
  4. Step 4: Simplify right side
    112,900,946.95x = 11,801,201,431,127,048
  5. Step 5: Solve for x
    x = 11,801,201,431,127,048/112,900,946.95
  6. Step 6: Final answer
    x = 104,527,036.75

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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.