Home / 135,463.17-186,937.20-75,033.62

Finding the Fourth Proportional to 135,463.17, 186,937.20 and 75,033.62

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Solution

The fourth proportional to 135,463.17, 186,937.20 and 75,033.62 is: 103,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,463.17 : 186,937.20 = 75,033.62 : x
  2. Step 2: Convert to fraction form
    135,463.17/186,937.20 = 75,033.62/x
  3. Step 3: Cross multiply
    135,463.17x = 186,937.20 × 75,033.62
  4. Step 4: Simplify right side
    135,463.17x = 14,026,573,893.98
  5. Step 5: Solve for x
    x = 14,026,573,893.98/135,463.17
  6. Step 6: Final answer
    x = 103,545.29

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1.5x scale

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.