Home / 60,126.17-90,188.30-20,683.62

Finding the Fourth Proportional to 60,126.17, 90,188.30 and 20,683.62

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Solution

The fourth proportional to 60,126.17, 90,188.30 and 20,683.62 is: 31,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,126.17 : 90,188.30 = 20,683.62 : x
  2. Step 2: Convert to fraction form
    60,126.17/90,188.30 = 20,683.62/x
  3. Step 3: Cross multiply
    60,126.17x = 90,188.30 × 20,683.62
  4. Step 4: Simplify right side
    60,126.17x = 1,865,420,577.36
  5. Step 5: Solve for x
    x = 1,865,420,577.36/60,126.17
  6. Step 6: Final answer
    x = 31,025.10

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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.