Home / 125,613.48-188,371.98-50,707.56

Finding the Fourth Proportional to 125,613.48, 188,371.98 and 50,707.56

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Solution

The fourth proportional to 125,613.48, 188,371.98 and 50,707.56 is: 76,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,613.48 : 188,371.98 = 50,707.56 : x
  2. Step 2: Convert to fraction form
    125,613.48/188,371.98 = 50,707.56/x
  3. Step 3: Cross multiply
    125,613.48x = 188,371.98 × 50,707.56
  4. Step 4: Simplify right side
    125,613.48x = 9,551,883,478.17
  5. Step 5: Solve for x
    x = 9,551,883,478.17/125,613.48
  6. Step 6: Final answer
    x = 76,041.87

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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.