Home / 75,663.96-113,430.18-38,192.82

Finding the Fourth Proportional to 75,663.96, 113,430.18 and 38,192.82

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Solution

The fourth proportional to 75,663.96, 113,430.18 and 38,192.82 is: 57,256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,663.96 : 113,430.18 = 38,192.82 : x
  2. Step 2: Convert to fraction form
    75,663.96/113,430.18 = 38,192.82/x
  3. Step 3: Cross multiply
    75,663.96x = 113,430.18 × 38,192.82
  4. Step 4: Simplify right side
    75,663.96x = 4,332,218,447.31
  5. Step 5: Solve for x
    x = 4,332,218,447.31/75,663.96
  6. Step 6: Final answer
    x = 57,256.04

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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.