Home / 228,645.18-343,077.12-88,371

Finding the Fourth Proportional to 228,645.18, 343,077.12 and 88,371

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Solution

The fourth proportional to 228,645.18, 343,077.12 and 88,371 is: 132,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,645.18 : 343,077.12 = 88,371 : x
  2. Step 2: Convert to fraction form
    228,645.18/343,077.12 = 88,371/x
  3. Step 3: Cross multiply
    228,645.18x = 343,077.12 × 88,371
  4. Step 4: Simplify right side
    228,645.18x = 30,318,068,171.52
  5. Step 5: Solve for x
    x = 30,318,068,171.52/228,645.18
  6. Step 6: Final answer
    x = 132,598.76

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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.