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Finding the Fourth Proportional to 119,705.58, 179,557.26 and 45,833.58

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Solution

The fourth proportional to 119,705.58, 179,557.26 and 45,833.58 is: 68,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,705.58 : 179,557.26 = 45,833.58 : x
  2. Step 2: Convert to fraction form
    119,705.58/179,557.26 = 45,833.58/x
  3. Step 3: Cross multiply
    119,705.58x = 179,557.26 × 45,833.58
  4. Step 4: Simplify right side
    119,705.58x = 8,229,752,040.79
  5. Step 5: Solve for x
    x = 8,229,752,040.79/119,705.58
  6. Step 6: Final answer
    x = 68,749.94

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1.5x scale

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.