Home / 288,164.60-432,311.22-88,505.18

Finding the Fourth Proportional to 288,164.60, 432,311.22 and 88,505.18

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Solution

The fourth proportional to 288,164.60, 432,311.22 and 88,505.18 is: 132,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,164.60 : 432,311.22 = 88,505.18 : x
  2. Step 2: Convert to fraction form
    288,164.60/432,311.22 = 88,505.18/x
  3. Step 3: Cross multiply
    288,164.60x = 432,311.22 × 88,505.18
  4. Step 4: Simplify right side
    288,164.60x = 38,261,782,342.12
  5. Step 5: Solve for x
    x = 38,261,782,342.12/288,164.60
  6. Step 6: Final answer
    x = 132,777.52

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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.