Home / 134,875.90-202,340.85-40,105.90

Finding the Fourth Proportional to 134,875.90, 202,340.85 and 40,105.90

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Solution

The fourth proportional to 134,875.90, 202,340.85 and 40,105.90 is: 60,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,875.90 : 202,340.85 = 40,105.90 : x
  2. Step 2: Convert to fraction form
    134,875.90/202,340.85 = 40,105.90/x
  3. Step 3: Cross multiply
    134,875.90x = 202,340.85 × 40,105.90
  4. Step 4: Simplify right side
    134,875.90x = 8,115,061,896.02
  5. Step 5: Solve for x
    x = 8,115,061,896.02/134,875.90
  6. Step 6: Final answer
    x = 60,166.88

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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.