Home / 136,282.44-204,425.50-42,788.18

Finding the Fourth Proportional to 136,282.44, 204,425.50 and 42,788.18

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Solution

The fourth proportional to 136,282.44, 204,425.50 and 42,788.18 is: 64,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,282.44 : 204,425.50 = 42,788.18 : x
  2. Step 2: Convert to fraction form
    136,282.44/204,425.50 = 42,788.18/x
  3. Step 3: Cross multiply
    136,282.44x = 204,425.50 × 42,788.18
  4. Step 4: Simplify right side
    136,282.44x = 8,746,995,090.59
  5. Step 5: Solve for x
    x = 8,746,995,090.59/136,282.44
  6. Step 6: Final answer
    x = 64,182.85

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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.