Home / 96,791.28-145,076.04-52,318.32

Finding the Fourth Proportional to 96,791.28, 145,076.04 and 52,318.32

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Solution

The fourth proportional to 96,791.28, 145,076.04 and 52,318.32 is: 78,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,791.28 : 145,076.04 = 52,318.32 : x
  2. Step 2: Convert to fraction form
    96,791.28/145,076.04 = 52,318.32/x
  3. Step 3: Cross multiply
    96,791.28x = 145,076.04 × 52,318.32
  4. Step 4: Simplify right side
    96,791.28x = 7,590,134,685.05
  5. Step 5: Solve for x
    x = 7,590,134,685.05/96,791.28
  6. Step 6: Final answer
    x = 78,417.55

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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.