Home / 228,727.15-343,104.17-88,486.51

Finding the Fourth Proportional to 228,727.15, 343,104.17 and 88,486.51

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Solution

The fourth proportional to 228,727.15, 343,104.17 and 88,486.51 is: 132,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,727.15 : 343,104.17 = 88,486.51 : x
  2. Step 2: Convert to fraction form
    228,727.15/343,104.17 = 88,486.51/x
  3. Step 3: Cross multiply
    228,727.15x = 343,104.17 × 88,486.51
  4. Step 4: Simplify right side
    228,727.15x = 30,360,090,127.31
  5. Step 5: Solve for x
    x = 30,360,090,127.31/228,727.15
  6. Step 6: Final answer
    x = 132,734.96

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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.