Home / 45,002.12-67,503.18-35,126.60

Finding the Fourth Proportional to 45,002.12, 67,503.18 and 35,126.60

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Solution

The fourth proportional to 45,002.12, 67,503.18 and 35,126.60 is: 52,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,002.12 : 67,503.18 = 35,126.60 : x
  2. Step 2: Convert to fraction form
    45,002.12/67,503.18 = 35,126.60/x
  3. Step 3: Cross multiply
    45,002.12x = 67,503.18 × 35,126.60
  4. Step 4: Simplify right side
    45,002.12x = 2,371,157,202.59
  5. Step 5: Solve for x
    x = 2,371,157,202.59/45,002.12
  6. Step 6: Final answer
    x = 52,689.90

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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.