Home / 125,338.43-187,989.15-36,568.10

Finding the Fourth Proportional to 125,338.43, 187,989.15 and 36,568.10

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Solution

The fourth proportional to 125,338.43, 187,989.15 and 36,568.10 is: 54,846.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,338.43 : 187,989.15 = 36,568.10 : x
  2. Step 2: Convert to fraction form
    125,338.43/187,989.15 = 36,568.10/x
  3. Step 3: Cross multiply
    125,338.43x = 187,989.15 × 36,568.10
  4. Step 4: Simplify right side
    125,338.43x = 6,874,406,036.12
  5. Step 5: Solve for x
    x = 6,874,406,036.12/125,338.43
  6. Step 6: Final answer
    x = 54,846.75

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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.