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Finding the Fourth Proportional to 224,060.36, 309,189.30 and 123,458.36

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Solution

The fourth proportional to 224,060.36, 309,189.30 and 123,458.36 is: 170,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,060.36 : 309,189.30 = 123,458.36 : x
  2. Step 2: Convert to fraction form
    224,060.36/309,189.30 = 123,458.36/x
  3. Step 3: Cross multiply
    224,060.36x = 309,189.30 × 123,458.36
  4. Step 4: Simplify right side
    224,060.36x = 38,172,003,907.55
  5. Step 5: Solve for x
    x = 38,172,003,907.55/224,060.36
  6. Step 6: Final answer
    x = 170,364.82

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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.