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Finding the Fourth Proportional to 119,898.74, 179,848.04 and 35,658.56

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Solution

The fourth proportional to 119,898.74, 179,848.04 and 35,658.56 is: 53,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,898.74 : 179,848.04 = 35,658.56 : x
  2. Step 2: Convert to fraction form
    119,898.74/179,848.04 = 35,658.56/x
  3. Step 3: Cross multiply
    119,898.74x = 179,848.04 × 35,658.56
  4. Step 4: Simplify right side
    119,898.74x = 6,413,122,125.22
  5. Step 5: Solve for x
    x = 6,413,122,125.22/119,898.74
  6. Step 6: Final answer
    x = 53,487.82

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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.