Home / 92,281.10-138,433.20-36,113.96

Finding the Fourth Proportional to 92,281.10, 138,433.20 and 36,113.96

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Solution

The fourth proportional to 92,281.10, 138,433.20 and 36,113.96 is: 54,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,281.10 : 138,433.20 = 36,113.96 : x
  2. Step 2: Convert to fraction form
    92,281.10/138,433.20 = 36,113.96/x
  3. Step 3: Cross multiply
    92,281.10x = 138,433.20 × 36,113.96
  4. Step 4: Simplify right side
    92,281.10x = 4,999,370,530.23
  5. Step 5: Solve for x
    x = 4,999,370,530.23/92,281.10
  6. Step 6: Final answer
    x = 54,175.45

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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.