Home / 108,527.20-162,572.10-73,097.80

Finding the Fourth Proportional to 108,527.20, 162,572.10 and 73,097.80

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Solution

The fourth proportional to 108,527.20, 162,572.10 and 73,097.80 is: 109,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,527.20 : 162,572.10 = 73,097.80 : x
  2. Step 2: Convert to fraction form
    108,527.20/162,572.10 = 73,097.80/x
  3. Step 3: Cross multiply
    108,527.20x = 162,572.10 × 73,097.80
  4. Step 4: Simplify right side
    108,527.20x = 11,883,662,851.38
  5. Step 5: Solve for x
    x = 11,883,662,851.38/108,527.20
  6. Step 6: Final answer
    x = 109,499.40

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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.