Home / 108,532.20-162,798.30-61,098.60

Finding the Fourth Proportional to 108,532.20, 162,798.30 and 61,098.60

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Solution

The fourth proportional to 108,532.20, 162,798.30 and 61,098.60 is: 91,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,532.20 : 162,798.30 = 61,098.60 : x
  2. Step 2: Convert to fraction form
    108,532.20/162,798.30 = 61,098.60/x
  3. Step 3: Cross multiply
    108,532.20x = 162,798.30 × 61,098.60
  4. Step 4: Simplify right side
    108,532.20x = 9,946,748,212.38
  5. Step 5: Solve for x
    x = 9,946,748,212.38/108,532.20
  6. Step 6: Final answer
    x = 91,647.90

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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.