Home / 125,385.26-188,089.17-35,429.08

Finding the Fourth Proportional to 125,385.26, 188,089.17 and 35,429.08

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Solution

The fourth proportional to 125,385.26, 188,089.17 and 35,429.08 is: 53,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,385.26 : 188,089.17 = 35,429.08 : x
  2. Step 2: Convert to fraction form
    125,385.26/188,089.17 = 35,429.08/x
  3. Step 3: Cross multiply
    125,385.26x = 188,089.17 × 35,429.08
  4. Step 4: Simplify right side
    125,385.26x = 6,663,826,251.06
  5. Step 5: Solve for x
    x = 6,663,826,251.06/125,385.26
  6. Step 6: Final answer
    x = 53,146.81

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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.