Home / 87,076.80-130,549.44-44,911.68

Finding the Fourth Proportional to 87,076.80, 130,549.44 and 44,911.68

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Solution

The fourth proportional to 87,076.80, 130,549.44 and 44,911.68 is: 67,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,076.80 : 130,549.44 = 44,911.68 : x
  2. Step 2: Convert to fraction form
    87,076.80/130,549.44 = 44,911.68/x
  3. Step 3: Cross multiply
    87,076.80x = 130,549.44 × 44,911.68
  4. Step 4: Simplify right side
    87,076.80x = 5,863,194,673.46
  5. Step 5: Solve for x
    x = 5,863,194,673.46/87,076.80
  6. Step 6: Final answer
    x = 67,333.60

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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.