Home / 92,576.20-138,864.30-22,455.40

Finding the Fourth Proportional to 92,576.20, 138,864.30 and 22,455.40

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Solution

The fourth proportional to 92,576.20, 138,864.30 and 22,455.40 is: 33,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,576.20 : 138,864.30 = 22,455.40 : x
  2. Step 2: Convert to fraction form
    92,576.20/138,864.30 = 22,455.40/x
  3. Step 3: Cross multiply
    92,576.20x = 138,864.30 × 22,455.40
  4. Step 4: Simplify right side
    92,576.20x = 3,118,253,402.22
  5. Step 5: Solve for x
    x = 3,118,253,402.22/92,576.20
  6. Step 6: Final answer
    x = 33,683.10

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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.