Home / 112,484.00-155,232.07-61,500.13

Finding the Fourth Proportional to 112,484.00, 155,232.07 and 61,500.13

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Solution

The fourth proportional to 112,484.00, 155,232.07 and 61,500.13 is: 84,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,484.00 : 155,232.07 = 61,500.13 : x
  2. Step 2: Convert to fraction form
    112,484.00/155,232.07 = 61,500.13/x
  3. Step 3: Cross multiply
    112,484.00x = 155,232.07 × 61,500.13
  4. Step 4: Simplify right side
    112,484.00x = 9,546,791,943.34
  5. Step 5: Solve for x
    x = 9,546,791,943.34/112,484.00
  6. Step 6: Final answer
    x = 84,872.44

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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.