Home / 108,526.20-162,570.60-61,724.40

Finding the Fourth Proportional to 108,526.20, 162,570.60 and 61,724.40

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Solution

The fourth proportional to 108,526.20, 162,570.60 and 61,724.40 is: 92,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,526.20 : 162,570.60 = 61,724.40 : x
  2. Step 2: Convert to fraction form
    108,526.20/162,570.60 = 61,724.40/x
  3. Step 3: Cross multiply
    108,526.20x = 162,570.60 × 61,724.40
  4. Step 4: Simplify right side
    108,526.20x = 10,034,572,742.64
  5. Step 5: Solve for x
    x = 10,034,572,742.64/108,526.20
  6. Step 6: Final answer
    x = 92,462.21

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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.