Home / 77,301.92-106,657.44-48,997.28

Finding the Fourth Proportional to 77,301.92, 106,657.44 and 48,997.28

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Solution

The fourth proportional to 77,301.92, 106,657.44 and 48,997.28 is: 67,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,301.92 : 106,657.44 = 48,997.28 : x
  2. Step 2: Convert to fraction form
    77,301.92/106,657.44 = 48,997.28/x
  3. Step 3: Cross multiply
    77,301.92x = 106,657.44 × 48,997.28
  4. Step 4: Simplify right side
    77,301.92x = 5,225,924,451.76
  5. Step 5: Solve for x
    x = 5,225,924,451.76/77,301.92
  6. Step 6: Final answer
    x = 67,604.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.