Home / 104,425.70-156,638.55-34,312.10

Finding the Fourth Proportional to 104,425.70, 156,638.55 and 34,312.10

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Solution

The fourth proportional to 104,425.70, 156,638.55 and 34,312.10 is: 51,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,425.70 : 156,638.55 = 34,312.10 : x
  2. Step 2: Convert to fraction form
    104,425.70/156,638.55 = 34,312.10/x
  3. Step 3: Cross multiply
    104,425.70x = 156,638.55 × 34,312.10
  4. Step 4: Simplify right side
    104,425.70x = 5,374,597,591.46
  5. Step 5: Solve for x
    x = 5,374,597,591.46/104,425.70
  6. Step 6: Final answer
    x = 51,468.15

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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.