Home / 60,405.36-90,755.72-57,048.24

Finding the Fourth Proportional to 60,405.36, 90,755.72 and 57,048.24

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Solution

The fourth proportional to 60,405.36, 90,755.72 and 57,048.24 is: 85,711.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,405.36 : 90,755.72 = 57,048.24 : x
  2. Step 2: Convert to fraction form
    60,405.36/90,755.72 = 57,048.24/x
  3. Step 3: Cross multiply
    60,405.36x = 90,755.72 × 57,048.24
  4. Step 4: Simplify right side
    60,405.36x = 5,177,454,095.93
  5. Step 5: Solve for x
    x = 5,177,454,095.93/60,405.36
  6. Step 6: Final answer
    x = 85,711.83

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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.