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Finding the Fourth Proportional to 97,617.52, 134,712.96 and 52,905.52

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Solution

The fourth proportional to 97,617.52, 134,712.96 and 52,905.52 is: 73,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,617.52 : 134,712.96 = 52,905.52 : x
  2. Step 2: Convert to fraction form
    97,617.52/134,712.96 = 52,905.52/x
  3. Step 3: Cross multiply
    97,617.52x = 134,712.96 × 52,905.52
  4. Step 4: Simplify right side
    97,617.52x = 7,127,059,199.54
  5. Step 5: Solve for x
    x = 7,127,059,199.54/97,617.52
  6. Step 6: Final answer
    x = 73,010.04

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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.