Home / 60,069.12-90,126.72-23,136

Finding the Fourth Proportional to 60,069.12, 90,126.72 and 23,136

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Solution

The fourth proportional to 60,069.12, 90,126.72 and 23,136 is: 34,712.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,069.12 : 90,126.72 = 23,136 : x
  2. Step 2: Convert to fraction form
    60,069.12/90,126.72 = 23,136/x
  3. Step 3: Cross multiply
    60,069.12x = 90,126.72 × 23,136
  4. Step 4: Simplify right side
    60,069.12x = 2,085,171,793.92
  5. Step 5: Solve for x
    x = 2,085,171,793.92/60,069.12
  6. Step 6: Final answer
    x = 34,712.87

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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.