Home / 229,130.32-343,650.98-115,247.76

Finding the Fourth Proportional to 229,130.32, 343,650.98 and 115,247.76

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Solution

The fourth proportional to 229,130.32, 343,650.98 and 115,247.76 is: 172,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,130.32 : 343,650.98 = 115,247.76 : x
  2. Step 2: Convert to fraction form
    229,130.32/343,650.98 = 115,247.76/x
  3. Step 3: Cross multiply
    229,130.32x = 343,650.98 × 115,247.76
  4. Step 4: Simplify right side
    229,130.32x = 39,605,006,275.14
  5. Step 5: Solve for x
    x = 39,605,006,275.14/229,130.32
  6. Step 6: Final answer
    x = 172,849.26

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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.