Home / 229,133.32-343,655.48-115,250.76

Finding the Fourth Proportional to 229,133.32, 343,655.48 and 115,250.76

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Solution

The fourth proportional to 229,133.32, 343,655.48 and 115,250.76 is: 172,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,133.32 : 343,655.48 = 115,250.76 : x
  2. Step 2: Convert to fraction form
    229,133.32/343,655.48 = 115,250.76/x
  3. Step 3: Cross multiply
    229,133.32x = 343,655.48 × 115,250.76
  4. Step 4: Simplify right side
    229,133.32x = 39,606,555,248.16
  5. Step 5: Solve for x
    x = 39,606,555,248.16/229,133.32
  6. Step 6: Final answer
    x = 172,853.76

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1.5x scale

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.