Home / 108,567.10-162,812.25-51,634.30

Finding the Fourth Proportional to 108,567.10, 162,812.25 and 51,634.30

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Solution

The fourth proportional to 108,567.10, 162,812.25 and 51,634.30 is: 77,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,567.10 : 162,812.25 = 51,634.30 : x
  2. Step 2: Convert to fraction form
    108,567.10/162,812.25 = 51,634.30/x
  3. Step 3: Cross multiply
    108,567.10x = 162,812.25 × 51,634.30
  4. Step 4: Simplify right side
    108,567.10x = 8,406,696,560.18
  5. Step 5: Solve for x
    x = 8,406,696,560.18/108,567.10
  6. Step 6: Final answer
    x = 77,433.19

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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.