Home / 92,282.60-138,383.40-42,346.10

Finding the Fourth Proportional to 92,282.60, 138,383.40 and 42,346.10

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Solution

The fourth proportional to 92,282.60, 138,383.40 and 42,346.10 is: 63,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,282.60 : 138,383.40 = 42,346.10 : x
  2. Step 2: Convert to fraction form
    92,282.60/138,383.40 = 42,346.10/x
  3. Step 3: Cross multiply
    92,282.60x = 138,383.40 × 42,346.10
  4. Step 4: Simplify right side
    92,282.60x = 5,859,997,294.74
  5. Step 5: Solve for x
    x = 5,859,997,294.74/92,282.60
  6. Step 6: Final answer
    x = 63,500.57

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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.