Home / 125,726.28-188,518.02-41,463.48

Finding the Fourth Proportional to 125,726.28, 188,518.02 and 41,463.48

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Solution

The fourth proportional to 125,726.28, 188,518.02 and 41,463.48 is: 62,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,726.28 : 188,518.02 = 41,463.48 : x
  2. Step 2: Convert to fraction form
    125,726.28/188,518.02 = 41,463.48/x
  3. Step 3: Cross multiply
    125,726.28x = 188,518.02 × 41,463.48
  4. Step 4: Simplify right side
    125,726.28x = 7,816,613,151.91
  5. Step 5: Solve for x
    x = 7,816,613,151.91/125,726.28
  6. Step 6: Final answer
    x = 62,171.67

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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.