Home / 49,204.80-73,807.20-42,292.80

Finding the Fourth Proportional to 49,204.80, 73,807.20 and 42,292.80

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Solution

The fourth proportional to 49,204.80, 73,807.20 and 42,292.80 is: 63,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,204.80 : 73,807.20 = 42,292.80 : x
  2. Step 2: Convert to fraction form
    49,204.80/73,807.20 = 42,292.80/x
  3. Step 3: Cross multiply
    49,204.80x = 73,807.20 × 42,292.80
  4. Step 4: Simplify right side
    49,204.80x = 3,121,513,148.16
  5. Step 5: Solve for x
    x = 3,121,513,148.16/49,204.80
  6. Step 6: Final answer
    x = 63,439.20

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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.