Home / 149,512.60-224,333.70-70,586.20

Finding the Fourth Proportional to 149,512.60, 224,333.70 and 70,586.20

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Solution

The fourth proportional to 149,512.60, 224,333.70 and 70,586.20 is: 105,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,512.60 : 224,333.70 = 70,586.20 : x
  2. Step 2: Convert to fraction form
    149,512.60/224,333.70 = 70,586.20/x
  3. Step 3: Cross multiply
    149,512.60x = 224,333.70 × 70,586.20
  4. Step 4: Simplify right side
    149,512.60x = 15,834,863,414.94
  5. Step 5: Solve for x
    x = 15,834,863,414.94/149,512.60
  6. Step 6: Final answer
    x = 105,909.89

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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.