Home / 137,348.82-206,055.36-42,574.04

Finding the Fourth Proportional to 137,348.82, 206,055.36 and 42,574.04

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Solution

The fourth proportional to 137,348.82, 206,055.36 and 42,574.04 is: 63,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,348.82 : 206,055.36 = 42,574.04 : x
  2. Step 2: Convert to fraction form
    137,348.82/206,055.36 = 42,574.04/x
  3. Step 3: Cross multiply
    137,348.82x = 206,055.36 × 42,574.04
  4. Step 4: Simplify right side
    137,348.82x = 8,772,609,138.85
  5. Step 5: Solve for x
    x = 8,772,609,138.85/137,348.82
  6. Step 6: Final answer
    x = 63,871.02

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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.