Home / 48,962.20-73,443.30-34,139.80

Finding the Fourth Proportional to 48,962.20, 73,443.30 and 34,139.80

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Solution

The fourth proportional to 48,962.20, 73,443.30 and 34,139.80 is: 51,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,962.20 : 73,443.30 = 34,139.80 : x
  2. Step 2: Convert to fraction form
    48,962.20/73,443.30 = 34,139.80/x
  3. Step 3: Cross multiply
    48,962.20x = 73,443.30 × 34,139.80
  4. Step 4: Simplify right side
    48,962.20x = 2,507,339,573.34
  5. Step 5: Solve for x
    x = 2,507,339,573.34/48,962.20
  6. Step 6: Final answer
    x = 51,209.70

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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.