Home / 125,644.32-188,393.56-50,703.12

Finding the Fourth Proportional to 125,644.32, 188,393.56 and 50,703.12

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Solution

The fourth proportional to 125,644.32, 188,393.56 and 50,703.12 is: 76,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,644.32 : 188,393.56 = 50,703.12 : x
  2. Step 2: Convert to fraction form
    125,644.32/188,393.56 = 50,703.12/x
  3. Step 3: Cross multiply
    125,644.32x = 188,393.56 × 50,703.12
  4. Step 4: Simplify right side
    125,644.32x = 9,552,141,279.91
  5. Step 5: Solve for x
    x = 9,552,141,279.91/125,644.32
  6. Step 6: Final answer
    x = 76,025.25

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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.