Home / 87,084.88-130,518.02-47,102.26

Finding the Fourth Proportional to 87,084.88, 130,518.02 and 47,102.26

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Solution

The fourth proportional to 87,084.88, 130,518.02 and 47,102.26 is: 70,594.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,084.88 : 130,518.02 = 47,102.26 : x
  2. Step 2: Convert to fraction form
    87,084.88/130,518.02 = 47,102.26/x
  3. Step 3: Cross multiply
    87,084.88x = 130,518.02 × 47,102.26
  4. Step 4: Simplify right side
    87,084.88x = 6,147,693,712.73
  5. Step 5: Solve for x
    x = 6,147,693,712.73/87,084.88
  6. Step 6: Final answer
    x = 70,594.27

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1.5x scale

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.