Home / 95,086.41-142,632.92-45,140.77

Finding the Fourth Proportional to 95,086.41, 142,632.92 and 45,140.77

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Solution

The fourth proportional to 95,086.41, 142,632.92 and 45,140.77 is: 67,712.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,086.41 : 142,632.92 = 45,140.77 : x
  2. Step 2: Convert to fraction form
    95,086.41/142,632.92 = 45,140.77/x
  3. Step 3: Cross multiply
    95,086.41x = 142,632.92 × 45,140.77
  4. Step 4: Simplify right side
    95,086.41x = 6,438,559,836.15
  5. Step 5: Solve for x
    x = 6,438,559,836.15/95,086.41
  6. Step 6: Final answer
    x = 67,712.72

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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.