Home / 136,087.60-204,129.96-42,594.16

Finding the Fourth Proportional to 136,087.60, 204,129.96 and 42,594.16

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Solution

The fourth proportional to 136,087.60, 204,129.96 and 42,594.16 is: 63,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,087.60 : 204,129.96 = 42,594.16 : x
  2. Step 2: Convert to fraction form
    136,087.60/204,129.96 = 42,594.16/x
  3. Step 3: Cross multiply
    136,087.60x = 204,129.96 × 42,594.16
  4. Step 4: Simplify right side
    136,087.60x = 8,694,744,177.03
  5. Step 5: Solve for x
    x = 8,694,744,177.03/136,087.60
  6. Step 6: Final answer
    x = 63,890.79

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1.5x scale

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.