Home / 112,963.55-169,327.08-38,057.81

Finding the Fourth Proportional to 112,963.55, 169,327.08 and 38,057.81

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Solution

The fourth proportional to 112,963.55, 169,327.08 and 38,057.81 is: 57,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,963.55 : 169,327.08 = 38,057.81 : x
  2. Step 2: Convert to fraction form
    112,963.55/169,327.08 = 38,057.81/x
  3. Step 3: Cross multiply
    112,963.55x = 169,327.08 × 38,057.81
  4. Step 4: Simplify right side
    112,963.55x = 6,444,216,991.86
  5. Step 5: Solve for x
    x = 6,444,216,991.86/112,963.55
  6. Step 6: Final answer
    x = 57,046.87

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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.