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Finding the Fourth Proportional to 234,656.36, 351,829.04 and 84,876.92

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Solution

The fourth proportional to 234,656.36, 351,829.04 and 84,876.92 is: 127,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,656.36 : 351,829.04 = 84,876.92 : x
  2. Step 2: Convert to fraction form
    234,656.36/351,829.04 = 84,876.92/x
  3. Step 3: Cross multiply
    234,656.36x = 351,829.04 × 84,876.92
  4. Step 4: Simplify right side
    234,656.36x = 29,862,163,098.23
  5. Step 5: Solve for x
    x = 29,862,163,098.23/234,656.36
  6. Step 6: Final answer
    x = 127,259.13

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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.