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Finding the Fourth Proportional to 226,833.35, 313,031.12 and 124,869.06

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Solution

The fourth proportional to 226,833.35, 313,031.12 and 124,869.06 is: 172,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,833.35 : 313,031.12 = 124,869.06 : x
  2. Step 2: Convert to fraction form
    226,833.35/313,031.12 = 124,869.06/x
  3. Step 3: Cross multiply
    226,833.35x = 313,031.12 × 124,869.06
  4. Step 4: Simplify right side
    226,833.35x = 39,087,901,080.80
  5. Step 5: Solve for x
    x = 39,087,901,080.80/226,833.35
  6. Step 6: Final answer
    x = 172,319.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.