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Finding the Fourth Proportional to 93,028.01, 139,531.65 and 25,565.22

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Solution

The fourth proportional to 93,028.01, 139,531.65 and 25,565.22 is: 38,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,028.01 : 139,531.65 = 25,565.22 : x
  2. Step 2: Convert to fraction form
    93,028.01/139,531.65 = 25,565.22/x
  3. Step 3: Cross multiply
    93,028.01x = 139,531.65 × 25,565.22
  4. Step 4: Simplify right side
    93,028.01x = 3,567,157,233.34
  5. Step 5: Solve for x
    x = 3,567,157,233.34/93,028.01
  6. Step 6: Final answer
    x = 38,344.98

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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.