Home / 77,957.28-116,908.32-25,356.96

Finding the Fourth Proportional to 77,957.28, 116,908.32 and 25,356.96

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Solution

The fourth proportional to 77,957.28, 116,908.32 and 25,356.96 is: 38,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,957.28 : 116,908.32 = 25,356.96 : x
  2. Step 2: Convert to fraction form
    77,957.28/116,908.32 = 25,356.96/x
  3. Step 3: Cross multiply
    77,957.28x = 116,908.32 × 25,356.96
  4. Step 4: Simplify right side
    77,957.28x = 2,964,439,593.91
  5. Step 5: Solve for x
    x = 2,964,439,593.91/77,957.28
  6. Step 6: Final answer
    x = 38,026.46

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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.