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Finding the Fourth Proportional to 270,902.30, 373,848.35 and 150,045.71

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Solution

The fourth proportional to 270,902.30, 373,848.35 and 150,045.71 is: 207,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,902.30 : 373,848.35 = 150,045.71 : x
  2. Step 2: Convert to fraction form
    270,902.30/373,848.35 = 150,045.71/x
  3. Step 3: Cross multiply
    270,902.30x = 373,848.35 × 150,045.71
  4. Step 4: Simplify right side
    270,902.30x = 56,094,338,488.61
  5. Step 5: Solve for x
    x = 56,094,338,488.61/270,902.30
  6. Step 6: Final answer
    x = 207,064.83

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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.