Home / 108,001.02-161,999.10-48,820.80

Finding the Fourth Proportional to 108,001.02, 161,999.10 and 48,820.80

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Solution

The fourth proportional to 108,001.02, 161,999.10 and 48,820.80 is: 73,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.02 : 161,999.10 = 48,820.80 : x
  2. Step 2: Convert to fraction form
    108,001.02/161,999.10 = 48,820.80/x
  3. Step 3: Cross multiply
    108,001.02x = 161,999.10 × 48,820.80
  4. Step 4: Simplify right side
    108,001.02x = 7,908,925,661.28
  5. Step 5: Solve for x
    x = 7,908,925,661.28/108,001.02
  6. Step 6: Final answer
    x = 73,230.10

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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.