Home / 149,949.20-224,664.60-97,331.60

Finding the Fourth Proportional to 149,949.20, 224,664.60 and 97,331.60

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Solution

The fourth proportional to 149,949.20, 224,664.60 and 97,331.60 is: 145,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,949.20 : 224,664.60 = 97,331.60 : x
  2. Step 2: Convert to fraction form
    149,949.20/224,664.60 = 97,331.60/x
  3. Step 3: Cross multiply
    149,949.20x = 224,664.60 × 97,331.60
  4. Step 4: Simplify right side
    149,949.20x = 21,866,964,981.36
  5. Step 5: Solve for x
    x = 21,866,964,981.36/149,949.20
  6. Step 6: Final answer
    x = 145,829.15

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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.