Home / 108,254.40-162,407.20-34,382.40

Finding the Fourth Proportional to 108,254.40, 162,407.20 and 34,382.40

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Solution

The fourth proportional to 108,254.40, 162,407.20 and 34,382.40 is: 51,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,254.40 : 162,407.20 = 34,382.40 : x
  2. Step 2: Convert to fraction form
    108,254.40/162,407.20 = 34,382.40/x
  3. Step 3: Cross multiply
    108,254.40x = 162,407.20 × 34,382.40
  4. Step 4: Simplify right side
    108,254.40x = 5,583,949,313.28
  5. Step 5: Solve for x
    x = 5,583,949,313.28/108,254.40
  6. Step 6: Final answer
    x = 51,581.73

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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.