Home / 60,614.14-90,915.49-28,585.78

Finding the Fourth Proportional to 60,614.14, 90,915.49 and 28,585.78

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Solution

The fourth proportional to 60,614.14, 90,915.49 and 28,585.78 is: 42,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,614.14 : 90,915.49 = 28,585.78 : x
  2. Step 2: Convert to fraction form
    60,614.14/90,915.49 = 28,585.78/x
  3. Step 3: Cross multiply
    60,614.14x = 90,915.49 × 28,585.78
  4. Step 4: Simplify right side
    60,614.14x = 2,598,889,896.98
  5. Step 5: Solve for x
    x = 2,598,889,896.98/60,614.14
  6. Step 6: Final answer
    x = 42,875.97

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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.