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Finding the Fourth Proportional to 119,580.68, 179,393.08 and 49,465.46

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Solution

The fourth proportional to 119,580.68, 179,393.08 and 49,465.46 is: 74,207.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,580.68 : 179,393.08 = 49,465.46 : x
  2. Step 2: Convert to fraction form
    119,580.68/179,393.08 = 49,465.46/x
  3. Step 3: Cross multiply
    119,580.68x = 179,393.08 × 49,465.46
  4. Step 4: Simplify right side
    119,580.68x = 8,873,760,326.05
  5. Step 5: Solve for x
    x = 8,873,760,326.05/119,580.68
  6. Step 6: Final answer
    x = 74,207.31

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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.