Home / 58,286.20-80,432.66-34,420.52

Finding the Fourth Proportional to 58,286.20, 80,432.66 and 34,420.52

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Solution

The fourth proportional to 58,286.20, 80,432.66 and 34,420.52 is: 47,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,286.20 : 80,432.66 = 34,420.52 : x
  2. Step 2: Convert to fraction form
    58,286.20/80,432.66 = 34,420.52/x
  3. Step 3: Cross multiply
    58,286.20x = 80,432.66 × 34,420.52
  4. Step 4: Simplify right side
    58,286.20x = 2,768,533,982.18
  5. Step 5: Solve for x
    x = 2,768,533,982.18/58,286.20
  6. Step 6: Final answer
    x = 47,498.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.