Home / 48,665.90-73,152.45-45,901.10

Finding the Fourth Proportional to 48,665.90, 73,152.45 and 45,901.10

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Solution

The fourth proportional to 48,665.90, 73,152.45 and 45,901.10 is: 68,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,665.90 : 73,152.45 = 45,901.10 : x
  2. Step 2: Convert to fraction form
    48,665.90/73,152.45 = 45,901.10/x
  3. Step 3: Cross multiply
    48,665.90x = 73,152.45 × 45,901.10
  4. Step 4: Simplify right side
    48,665.90x = 3,357,777,922.70
  5. Step 5: Solve for x
    x = 3,357,777,922.70/48,665.90
  6. Step 6: Final answer
    x = 68,996.52

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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.