Home / 108,444.28-162,611.85-45,248.02

Finding the Fourth Proportional to 108,444.28, 162,611.85 and 45,248.02

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Solution

The fourth proportional to 108,444.28, 162,611.85 and 45,248.02 is: 67,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,444.28 : 162,611.85 = 45,248.02 : x
  2. Step 2: Convert to fraction form
    108,444.28/162,611.85 = 45,248.02/x
  3. Step 3: Cross multiply
    108,444.28x = 162,611.85 × 45,248.02
  4. Step 4: Simplify right side
    108,444.28x = 7,357,864,241.04
  5. Step 5: Solve for x
    x = 7,357,864,241.04/108,444.28
  6. Step 6: Final answer
    x = 67,849.26

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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.