Home / 89,159.28-133,717.70-35,851.38

Finding the Fourth Proportional to 89,159.28, 133,717.70 and 35,851.38

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Solution

The fourth proportional to 89,159.28, 133,717.70 and 35,851.38 is: 53,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,159.28 : 133,717.70 = 35,851.38 : x
  2. Step 2: Convert to fraction form
    89,159.28/133,717.70 = 35,851.38/x
  3. Step 3: Cross multiply
    89,159.28x = 133,717.70 × 35,851.38
  4. Step 4: Simplify right side
    89,159.28x = 4,793,964,640.61
  5. Step 5: Solve for x
    x = 4,793,964,640.61/89,159.28
  6. Step 6: Final answer
    x = 53,768.54

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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.