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Finding the Fourth Proportional to 119,502.51, 179,364.54 and 60,379.74

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Solution

The fourth proportional to 119,502.51, 179,364.54 and 60,379.74 is: 90,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,502.51 : 179,364.54 = 60,379.74 : x
  2. Step 2: Convert to fraction form
    119,502.51/179,364.54 = 60,379.74/x
  3. Step 3: Cross multiply
    119,502.51x = 179,364.54 × 60,379.74
  4. Step 4: Simplify right side
    119,502.51x = 10,829,984,290.42
  5. Step 5: Solve for x
    x = 10,829,984,290.42/119,502.51
  6. Step 6: Final answer
    x = 90,625.58

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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.