Home / 137,340.81-206,043.35-42,566.04

Finding the Fourth Proportional to 137,340.81, 206,043.35 and 42,566.04

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Solution

The fourth proportional to 137,340.81, 206,043.35 and 42,566.04 is: 63,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,340.81 : 206,043.35 = 42,566.04 : x
  2. Step 2: Convert to fraction form
    137,340.81/206,043.35 = 42,566.04/x
  3. Step 3: Cross multiply
    137,340.81x = 206,043.35 × 42,566.04
  4. Step 4: Simplify right side
    137,340.81x = 8,770,449,265.00
  5. Step 5: Solve for x
    x = 8,770,449,265.00/137,340.81
  6. Step 6: Final answer
    x = 63,859.02

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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.