Home / 108,005.40-162,008.10-60,766.20

Finding the Fourth Proportional to 108,005.40, 162,008.10 and 60,766.20

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Solution

The fourth proportional to 108,005.40, 162,008.10 and 60,766.20 is: 91,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005.40 : 162,008.10 = 60,766.20 : x
  2. Step 2: Convert to fraction form
    108,005.40/162,008.10 = 60,766.20/x
  3. Step 3: Cross multiply
    108,005.40x = 162,008.10 × 60,766.20
  4. Step 4: Simplify right side
    108,005.40x = 9,844,616,606.22
  5. Step 5: Solve for x
    x = 9,844,616,606.22/108,005.40
  6. Step 6: Final answer
    x = 91,149.30

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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.