Home / 125,151.18-187,726.65-50,271.33

Finding the Fourth Proportional to 125,151.18, 187,726.65 and 50,271.33

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Solution

The fourth proportional to 125,151.18, 187,726.65 and 50,271.33 is: 75,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,151.18 : 187,726.65 = 50,271.33 : x
  2. Step 2: Convert to fraction form
    125,151.18/187,726.65 = 50,271.33/x
  3. Step 3: Cross multiply
    125,151.18x = 187,726.65 × 50,271.33
  4. Step 4: Simplify right side
    125,151.18x = 9,437,268,887.40
  5. Step 5: Solve for x
    x = 9,437,268,887.40/125,151.18
  6. Step 6: Final answer
    x = 75,406.95

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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.