Home / 60,440.10-90,660.15-60,002.70

Finding the Fourth Proportional to 60,440.10, 90,660.15 and 60,002.70

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Solution

The fourth proportional to 60,440.10, 90,660.15 and 60,002.70 is: 90,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,440.10 : 90,660.15 = 60,002.70 : x
  2. Step 2: Convert to fraction form
    60,440.10/90,660.15 = 60,002.70/x
  3. Step 3: Cross multiply
    60,440.10x = 90,660.15 × 60,002.70
  4. Step 4: Simplify right side
    60,440.10x = 5,439,853,782.41
  5. Step 5: Solve for x
    x = 5,439,853,782.41/60,440.10
  6. Step 6: Final answer
    x = 90,004.05

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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.