Home / 125,515.20-188,272.80-59,001.24

Finding the Fourth Proportional to 125,515.20, 188,272.80 and 59,001.24

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Solution

The fourth proportional to 125,515.20, 188,272.80 and 59,001.24 is: 88,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,515.20 : 188,272.80 = 59,001.24 : x
  2. Step 2: Convert to fraction form
    125,515.20/188,272.80 = 59,001.24/x
  3. Step 3: Cross multiply
    125,515.20x = 188,272.80 × 59,001.24
  4. Step 4: Simplify right side
    125,515.20x = 11,108,328,658.27
  5. Step 5: Solve for x
    x = 11,108,328,658.27/125,515.20
  6. Step 6: Final answer
    x = 88,501.86

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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.