Home / 49,045.20-73,567.80-25,678.80

Finding the Fourth Proportional to 49,045.20, 73,567.80 and 25,678.80

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Solution

The fourth proportional to 49,045.20, 73,567.80 and 25,678.80 is: 38,518.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,045.20 : 73,567.80 = 25,678.80 : x
  2. Step 2: Convert to fraction form
    49,045.20/73,567.80 = 25,678.80/x
  3. Step 3: Cross multiply
    49,045.20x = 73,567.80 × 25,678.80
  4. Step 4: Simplify right side
    49,045.20x = 1,889,132,822.64
  5. Step 5: Solve for x
    x = 1,889,132,822.64/49,045.20
  6. Step 6: Final answer
    x = 38,518.20

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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.