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Finding the Fourth Proportional to 234,449.34, 351,689.82 and 116,088.90

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Solution

The fourth proportional to 234,449.34, 351,689.82 and 116,088.90 is: 174,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,449.34 : 351,689.82 = 116,088.90 : x
  2. Step 2: Convert to fraction form
    234,449.34/351,689.82 = 116,088.90/x
  3. Step 3: Cross multiply
    234,449.34x = 351,689.82 × 116,088.90
  4. Step 4: Simplify right side
    234,449.34x = 40,827,284,345.00
  5. Step 5: Solve for x
    x = 40,827,284,345.00/234,449.34
  6. Step 6: Final answer
    x = 174,141.18

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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.