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Finding the Fourth Proportional to 119,710.56, 179,618.73 and 62,770.87

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Solution

The fourth proportional to 119,710.56, 179,618.73 and 62,770.87 is: 94,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,710.56 : 179,618.73 = 62,770.87 : x
  2. Step 2: Convert to fraction form
    119,710.56/179,618.73 = 62,770.87/x
  3. Step 3: Cross multiply
    119,710.56x = 179,618.73 × 62,770.87
  4. Step 4: Simplify right side
    119,710.56x = 11,274,823,950.40
  5. Step 5: Solve for x
    x = 11,274,823,950.40/119,710.56
  6. Step 6: Final answer
    x = 94,184.04

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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.