Home / 64,331.20-96,501.60-22,772.80

Finding the Fourth Proportional to 64,331.20, 96,501.60 and 22,772.80

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Solution

The fourth proportional to 64,331.20, 96,501.60 and 22,772.80 is: 34,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,331.20 : 96,501.60 = 22,772.80 : x
  2. Step 2: Convert to fraction form
    64,331.20/96,501.60 = 22,772.80/x
  3. Step 3: Cross multiply
    64,331.20x = 96,501.60 × 22,772.80
  4. Step 4: Simplify right side
    64,331.20x = 2,197,611,636.48
  5. Step 5: Solve for x
    x = 2,197,611,636.48/64,331.20
  6. Step 6: Final answer
    x = 34,160.90

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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.