Home / 125,151.95-187,736.74-50,272.25

Finding the Fourth Proportional to 125,151.95, 187,736.74 and 50,272.25

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Solution

The fourth proportional to 125,151.95, 187,736.74 and 50,272.25 is: 75,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,151.95 : 187,736.74 = 50,272.25 : x
  2. Step 2: Convert to fraction form
    125,151.95/187,736.74 = 50,272.25/x
  3. Step 3: Cross multiply
    125,151.95x = 187,736.74 × 50,272.25
  4. Step 4: Simplify right side
    125,151.95x = 9,437,947,263.10
  5. Step 5: Solve for x
    x = 9,437,947,263.10/125,151.95
  6. Step 6: Final answer
    x = 75,411.91

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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.