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Finding the Fourth Proportional to 225,495.34, 338,240.58 and 67,717.06

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Solution

The fourth proportional to 225,495.34, 338,240.58 and 67,717.06 is: 101,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,495.34 : 338,240.58 = 67,717.06 : x
  2. Step 2: Convert to fraction form
    225,495.34/338,240.58 = 67,717.06/x
  3. Step 3: Cross multiply
    225,495.34x = 338,240.58 × 67,717.06
  4. Step 4: Simplify right side
    225,495.34x = 22,904,657,650.29
  5. Step 5: Solve for x
    x = 22,904,657,650.29/225,495.34
  6. Step 6: Final answer
    x = 101,574.86

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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.