Home / 124,251.10-171,462.02-75,933.86

Finding the Fourth Proportional to 124,251.10, 171,462.02 and 75,933.86

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Solution

The fourth proportional to 124,251.10, 171,462.02 and 75,933.86 is: 104,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,251.10 : 171,462.02 = 75,933.86 : x
  2. Step 2: Convert to fraction form
    124,251.10/171,462.02 = 75,933.86/x
  3. Step 3: Cross multiply
    124,251.10x = 171,462.02 × 75,933.86
  4. Step 4: Simplify right side
    124,251.10x = 13,019,771,785.02
  5. Step 5: Solve for x
    x = 13,019,771,785.02/124,251.10
  6. Step 6: Final answer
    x = 104,785.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.