Home / 125,542.50-188,314.05-30,773.10

Finding the Fourth Proportional to 125,542.50, 188,314.05 and 30,773.10

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Solution

The fourth proportional to 125,542.50, 188,314.05 and 30,773.10 is: 46,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,542.50 : 188,314.05 = 30,773.10 : x
  2. Step 2: Convert to fraction form
    125,542.50/188,314.05 = 30,773.10/x
  3. Step 3: Cross multiply
    125,542.50x = 188,314.05 × 30,773.10
  4. Step 4: Simplify right side
    125,542.50x = 5,795,007,740.53
  5. Step 5: Solve for x
    x = 5,795,007,740.53/125,542.50
  6. Step 6: Final answer
    x = 46,159.73

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1.5x scale

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.