Home / 49,089.80-73,548.30-42,177.80

Finding the Fourth Proportional to 49,089.80, 73,548.30 and 42,177.80

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Solution

The fourth proportional to 49,089.80, 73,548.30 and 42,177.80 is: 63,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,089.80 : 73,548.30 = 42,177.80 : x
  2. Step 2: Convert to fraction form
    49,089.80/73,548.30 = 42,177.80/x
  3. Step 3: Cross multiply
    49,089.80x = 73,548.30 × 42,177.80
  4. Step 4: Simplify right side
    49,089.80x = 3,102,105,487.74
  5. Step 5: Solve for x
    x = 3,102,105,487.74/49,089.80
  6. Step 6: Final answer
    x = 63,192.47

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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.