Home / 92,555,337.20-138,833,005.80-68,667,465.20

Finding the Fourth Proportional to 92,555,337.20, 138,833,005.80 and 68,667,465.20

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Solution

The fourth proportional to 92,555,337.20, 138,833,005.80 and 68,667,465.20 is: 103,001,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,555,337.20 : 138,833,005.80 = 68,667,465.20 : x
  2. Step 2: Convert to fraction form
    92,555,337.20/138,833,005.80 = 68,667,465.20/x
  3. Step 3: Cross multiply
    92,555,337.20x = 138,833,005.80 × 68,667,465.20
  4. Step 4: Simplify right side
    92,555,337.20x = 9,533,310,594,382,900
  5. Step 5: Solve for x
    x = 9,533,310,594,382,900/92,555,337.20
  6. Step 6: Final answer
    x = 103,001,197.80

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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.