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Finding the Fourth Proportional to 149,281.20, 224,044.20 and 148,114.80

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Solution

The fourth proportional to 149,281.20, 224,044.20 and 148,114.80 is: 222,293.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,281.20 : 224,044.20 = 148,114.80 : x
  2. Step 2: Convert to fraction form
    149,281.20/224,044.20 = 148,114.80/x
  3. Step 3: Cross multiply
    149,281.20x = 224,044.20 × 148,114.80
  4. Step 4: Simplify right side
    149,281.20x = 33,184,261,874.16
  5. Step 5: Solve for x
    x = 33,184,261,874.16/149,281.20
  6. Step 6: Final answer
    x = 222,293.64

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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.