Home / 122,024.20-182,679.90-87,032.20

Finding the Fourth Proportional to 122,024.20, 182,679.90 and 87,032.20

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Solution

The fourth proportional to 122,024.20, 182,679.90 and 87,032.20 is: 130,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,024.20 : 182,679.90 = 87,032.20 : x
  2. Step 2: Convert to fraction form
    122,024.20/182,679.90 = 87,032.20/x
  3. Step 3: Cross multiply
    122,024.20x = 182,679.90 × 87,032.20
  4. Step 4: Simplify right side
    122,024.20x = 15,899,033,592.78
  5. Step 5: Solve for x
    x = 15,899,033,592.78/122,024.20
  6. Step 6: Final answer
    x = 130,294.10

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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.