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Finding the Fourth Proportional to 119,469.61, 179,182.09 and 48,373.45

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Solution

The fourth proportional to 119,469.61, 179,182.09 and 48,373.45 is: 72,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,469.61 : 179,182.09 = 48,373.45 : x
  2. Step 2: Convert to fraction form
    119,469.61/179,182.09 = 48,373.45/x
  3. Step 3: Cross multiply
    119,469.61x = 179,182.09 × 48,373.45
  4. Step 4: Simplify right side
    119,469.61x = 8,667,655,871.51
  5. Step 5: Solve for x
    x = 8,667,655,871.51/119,469.61
  6. Step 6: Final answer
    x = 72,551.14

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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.