Home / 125,612.28-188,418.40-59,003.56

Finding the Fourth Proportional to 125,612.28, 188,418.40 and 59,003.56

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Solution

The fourth proportional to 125,612.28, 188,418.40 and 59,003.56 is: 88,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,612.28 : 188,418.40 = 59,003.56 : x
  2. Step 2: Convert to fraction form
    125,612.28/188,418.40 = 59,003.56/x
  3. Step 3: Cross multiply
    125,612.28x = 188,418.40 × 59,003.56
  4. Step 4: Simplify right side
    125,612.28x = 11,117,356,369.50
  5. Step 5: Solve for x
    x = 11,117,356,369.50/125,612.28
  6. Step 6: Final answer
    x = 88,505.33

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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.