Home / 228,851.13-343,276.70-88,609.75

Finding the Fourth Proportional to 228,851.13, 343,276.70 and 88,609.75

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Solution

The fourth proportional to 228,851.13, 343,276.70 and 88,609.75 is: 132,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,851.13 : 343,276.70 = 88,609.75 : x
  2. Step 2: Convert to fraction form
    228,851.13/343,276.70 = 88,609.75/x
  3. Step 3: Cross multiply
    228,851.13x = 343,276.70 × 88,609.75
  4. Step 4: Simplify right side
    228,851.13x = 30,417,662,567.83
  5. Step 5: Solve for x
    x = 30,417,662,567.83/228,851.13
  6. Step 6: Final answer
    x = 132,914.63

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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.