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Finding the Fourth Proportional to 154,227, 230,044.08 and 140,053.08

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Solution

The fourth proportional to 154,227, 230,044.08 and 140,053.08 is: 208,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,227 : 230,044.08 = 140,053.08 : x
  2. Step 2: Convert to fraction form
    154,227/230,044.08 = 140,053.08/x
  3. Step 3: Cross multiply
    154,227x = 230,044.08 × 140,053.08
  4. Step 4: Simplify right side
    154,227x = 32,218,381,939.77
  5. Step 5: Solve for x
    x = 32,218,381,939.77/154,227
  6. Step 6: Final answer
    x = 208,902.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.