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Finding the Fourth Proportional to 119,854.15, 179,609.87 and 88,014.40

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Solution

The fourth proportional to 119,854.15, 179,609.87 and 88,014.40 is: 131,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,854.15 : 179,609.87 = 88,014.40 : x
  2. Step 2: Convert to fraction form
    119,854.15/179,609.87 = 88,014.40/x
  3. Step 3: Cross multiply
    119,854.15x = 179,609.87 × 88,014.40
  4. Step 4: Simplify right side
    119,854.15x = 15,808,254,713.14
  5. Step 5: Solve for x
    x = 15,808,254,713.14/119,854.15
  6. Step 6: Final answer
    x = 131,895.77

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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.