Home / 125,258.86-187,527.30-83,180.98

Finding the Fourth Proportional to 125,258.86, 187,527.30 and 83,180.98

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Solution

The fourth proportional to 125,258.86, 187,527.30 and 83,180.98 is: 124,531.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,258.86 : 187,527.30 = 83,180.98 : x
  2. Step 2: Convert to fraction form
    125,258.86/187,527.30 = 83,180.98/x
  3. Step 3: Cross multiply
    125,258.86x = 187,527.30 × 83,180.98
  4. Step 4: Simplify right side
    125,258.86x = 15,598,704,590.75
  5. Step 5: Solve for x
    x = 15,598,704,590.75/125,258.86
  6. Step 6: Final answer
    x = 124,531.75

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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.