Home / 125,319.76-187,990.68-35,363.26

Finding the Fourth Proportional to 125,319.76, 187,990.68 and 35,363.26

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Solution

The fourth proportional to 125,319.76, 187,990.68 and 35,363.26 is: 53,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,319.76 : 187,990.68 = 35,363.26 : x
  2. Step 2: Convert to fraction form
    125,319.76/187,990.68 = 35,363.26/x
  3. Step 3: Cross multiply
    125,319.76x = 187,990.68 × 35,363.26
  4. Step 4: Simplify right side
    125,319.76x = 6,647,963,294.42
  5. Step 5: Solve for x
    x = 6,647,963,294.42/125,319.76
  6. Step 6: Final answer
    x = 53,048.01

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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.