Home / 108,000.02-161,997.60-48,819.80

Finding the Fourth Proportional to 108,000.02, 161,997.60 and 48,819.80

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Solution

The fourth proportional to 108,000.02, 161,997.60 and 48,819.80 is: 73,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,000.02 : 161,997.60 = 48,819.80 : x
  2. Step 2: Convert to fraction form
    108,000.02/161,997.60 = 48,819.80/x
  3. Step 3: Cross multiply
    108,000.02x = 161,997.60 × 48,819.80
  4. Step 4: Simplify right side
    108,000.02x = 7,908,690,432.48
  5. Step 5: Solve for x
    x = 7,908,690,432.48/108,000.02
  6. Step 6: Final answer
    x = 73,228.60

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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.