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Finding the Fourth Proportional to 237,335.78, 355,610.55 and 166,870.82

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Solution

The fourth proportional to 237,335.78, 355,610.55 and 166,870.82 is: 250,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,335.78 : 355,610.55 = 166,870.82 : x
  2. Step 2: Convert to fraction form
    237,335.78/355,610.55 = 166,870.82/x
  3. Step 3: Cross multiply
    237,335.78x = 355,610.55 × 166,870.82
  4. Step 4: Simplify right side
    237,335.78x = 59,341,024,079.15
  5. Step 5: Solve for x
    x = 59,341,024,079.15/237,335.78
  6. Step 6: Final answer
    x = 250,029.83

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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.