Home / 87,608.28-131,416.65-24,428.28

Finding the Fourth Proportional to 87,608.28, 131,416.65 and 24,428.28

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Solution

The fourth proportional to 87,608.28, 131,416.65 and 24,428.28 is: 36,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,608.28 : 131,416.65 = 24,428.28 : x
  2. Step 2: Convert to fraction form
    87,608.28/131,416.65 = 24,428.28/x
  3. Step 3: Cross multiply
    87,608.28x = 131,416.65 × 24,428.28
  4. Step 4: Simplify right side
    87,608.28x = 3,210,282,722.86
  5. Step 5: Solve for x
    x = 3,210,282,722.86/87,608.28
  6. Step 6: Final answer
    x = 36,643.60

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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.