Home / 108,001.40-162,002.10-34,129.40

Finding the Fourth Proportional to 108,001.40, 162,002.10 and 34,129.40

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Solution

The fourth proportional to 108,001.40, 162,002.10 and 34,129.40 is: 51,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.40 : 162,002.10 = 34,129.40 : x
  2. Step 2: Convert to fraction form
    108,001.40/162,002.10 = 34,129.40/x
  3. Step 3: Cross multiply
    108,001.40x = 162,002.10 × 34,129.40
  4. Step 4: Simplify right side
    108,001.40x = 5,529,034,471.74
  5. Step 5: Solve for x
    x = 5,529,034,471.74/108,001.40
  6. Step 6: Final answer
    x = 51,194.10

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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.