Home / 96,474.74-133,031.16-65,851.29

Finding the Fourth Proportional to 96,474.74, 133,031.16 and 65,851.29

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Solution

The fourth proportional to 96,474.74, 133,031.16 and 65,851.29 is: 90,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,474.74 : 133,031.16 = 65,851.29 : x
  2. Step 2: Convert to fraction form
    96,474.74/133,031.16 = 65,851.29/x
  3. Step 3: Cross multiply
    96,474.74x = 133,031.16 × 65,851.29
  4. Step 4: Simplify right side
    96,474.74x = 8,760,273,496.20
  5. Step 5: Solve for x
    x = 8,760,273,496.20/96,474.74
  6. Step 6: Final answer
    x = 90,803.81

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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.