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Finding the Fourth Proportional to 93,882.69, 129,570.17 and 53,587.22

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Solution

The fourth proportional to 93,882.69, 129,570.17 and 53,587.22 is: 73,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,882.69 : 129,570.17 = 53,587.22 : x
  2. Step 2: Convert to fraction form
    93,882.69/129,570.17 = 53,587.22/x
  3. Step 3: Cross multiply
    93,882.69x = 129,570.17 × 53,587.22
  4. Step 4: Simplify right side
    93,882.69x = 6,943,304,289.44
  5. Step 5: Solve for x
    x = 6,943,304,289.44/93,882.69
  6. Step 6: Final answer
    x = 73,957.24

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1.5x scale

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.