Home / 102,893.43-154,346.12-39,713.91

Finding the Fourth Proportional to 102,893.43, 154,346.12 and 39,713.91

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Solution

The fourth proportional to 102,893.43, 154,346.12 and 39,713.91 is: 59,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,893.43 : 154,346.12 = 39,713.91 : x
  2. Step 2: Convert to fraction form
    102,893.43/154,346.12 = 39,713.91/x
  3. Step 3: Cross multiply
    102,893.43x = 154,346.12 × 39,713.91
  4. Step 4: Simplify right side
    102,893.43x = 6,129,687,918.53
  5. Step 5: Solve for x
    x = 6,129,687,918.53/102,893.43
  6. Step 6: Final answer
    x = 59,573.17

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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.