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Finding the Fourth Proportional to 119,024.70, 178,191.45 and 115,568.70

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Solution

The fourth proportional to 119,024.70, 178,191.45 and 115,568.70 is: 173,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,024.70 : 178,191.45 = 115,568.70 : x
  2. Step 2: Convert to fraction form
    119,024.70/178,191.45 = 115,568.70/x
  3. Step 3: Cross multiply
    119,024.70x = 178,191.45 × 115,568.70
  4. Step 4: Simplify right side
    119,024.70x = 20,593,354,227.62
  5. Step 5: Solve for x
    x = 20,593,354,227.62/119,024.70
  6. Step 6: Final answer
    x = 173,017.48

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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.