Home / 62,358.16-93,537.36-20,805.28

Finding the Fourth Proportional to 62,358.16, 93,537.36 and 20,805.28

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Solution

The fourth proportional to 62,358.16, 93,537.36 and 20,805.28 is: 31,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,358.16 : 93,537.36 = 20,805.28 : x
  2. Step 2: Convert to fraction form
    62,358.16/93,537.36 = 20,805.28/x
  3. Step 3: Cross multiply
    62,358.16x = 93,537.36 × 20,805.28
  4. Step 4: Simplify right side
    62,358.16x = 1,946,070,965.26
  5. Step 5: Solve for x
    x = 1,946,070,965.26/62,358.16
  6. Step 6: Final answer
    x = 31,207.96

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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.