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Finding the Fourth Proportional to 169,552.12, 234,002.64 and 97,932.06

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Solution

The fourth proportional to 169,552.12, 234,002.64 and 97,932.06 is: 135,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,552.12 : 234,002.64 = 97,932.06 : x
  2. Step 2: Convert to fraction form
    169,552.12/234,002.64 = 97,932.06/x
  3. Step 3: Cross multiply
    169,552.12x = 234,002.64 × 97,932.06
  4. Step 4: Simplify right side
    169,552.12x = 22,916,360,580.64
  5. Step 5: Solve for x
    x = 22,916,360,580.64/169,552.12
  6. Step 6: Final answer
    x = 135,158.21

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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.