Home / 149,416.20-224,270.10-74,620.80

Finding the Fourth Proportional to 149,416.20, 224,270.10 and 74,620.80

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Solution

The fourth proportional to 149,416.20, 224,270.10 and 74,620.80 is: 112,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,416.20 : 224,270.10 = 74,620.80 : x
  2. Step 2: Convert to fraction form
    149,416.20/224,270.10 = 74,620.80/x
  3. Step 3: Cross multiply
    149,416.20x = 224,270.10 × 74,620.80
  4. Step 4: Simplify right side
    149,416.20x = 16,735,214,278.08
  5. Step 5: Solve for x
    x = 16,735,214,278.08/149,416.20
  6. Step 6: Final answer
    x = 112,004.01

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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.