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Finding the Fourth Proportional to 119,513.76, 179,272.08 and 36,408.48

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Solution

The fourth proportional to 119,513.76, 179,272.08 and 36,408.48 is: 54,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,513.76 : 179,272.08 = 36,408.48 : x
  2. Step 2: Convert to fraction form
    119,513.76/179,272.08 = 36,408.48/x
  3. Step 3: Cross multiply
    119,513.76x = 179,272.08 × 36,408.48
  4. Step 4: Simplify right side
    119,513.76x = 6,527,023,939.24
  5. Step 5: Solve for x
    x = 6,527,023,939.24/119,513.76
  6. Step 6: Final answer
    x = 54,613.16

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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.