Home / 110,551.28-152,564.86-62,812.72

Finding the Fourth Proportional to 110,551.28, 152,564.86 and 62,812.72

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Solution

The fourth proportional to 110,551.28, 152,564.86 and 62,812.72 is: 86,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,551.28 : 152,564.86 = 62,812.72 : x
  2. Step 2: Convert to fraction form
    110,551.28/152,564.86 = 62,812.72/x
  3. Step 3: Cross multiply
    110,551.28x = 152,564.86 × 62,812.72
  4. Step 4: Simplify right side
    110,551.28x = 9,583,013,833.02
  5. Step 5: Solve for x
    x = 9,583,013,833.02/110,551.28
  6. Step 6: Final answer
    x = 86,683.88

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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.