Home / 62,117.28-93,147.12-19,989.52

Finding the Fourth Proportional to 62,117.28, 93,147.12 and 19,989.52

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Solution

The fourth proportional to 62,117.28, 93,147.12 and 19,989.52 is: 29,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,117.28 : 93,147.12 = 19,989.52 : x
  2. Step 2: Convert to fraction form
    62,117.28/93,147.12 = 19,989.52/x
  3. Step 3: Cross multiply
    62,117.28x = 93,147.12 × 19,989.52
  4. Step 4: Simplify right side
    62,117.28x = 1,861,966,218.18
  5. Step 5: Solve for x
    x = 1,861,966,218.18/62,117.28
  6. Step 6: Final answer
    x = 29,975.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.