Home / 147,041.32-220,443.18-57,037.57

Finding the Fourth Proportional to 147,041.32, 220,443.18 and 57,037.57

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Solution

The fourth proportional to 147,041.32, 220,443.18 and 57,037.57 is: 85,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,041.32 : 220,443.18 = 57,037.57 : x
  2. Step 2: Convert to fraction form
    147,041.32/220,443.18 = 57,037.57/x
  3. Step 3: Cross multiply
    147,041.32x = 220,443.18 × 57,037.57
  4. Step 4: Simplify right side
    147,041.32x = 12,573,542,350.65
  5. Step 5: Solve for x
    x = 12,573,542,350.65/147,041.32
  6. Step 6: Final answer
    x = 85,510.26

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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.