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Finding the Fourth Proportional to 119,353, 179,036.70 and 36,247.72

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Solution

The fourth proportional to 119,353, 179,036.70 and 36,247.72 is: 54,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,353 : 179,036.70 = 36,247.72 : x
  2. Step 2: Convert to fraction form
    119,353/179,036.70 = 36,247.72/x
  3. Step 3: Cross multiply
    119,353x = 179,036.70 × 36,247.72
  4. Step 4: Simplify right side
    119,353x = 6,489,672,171.32
  5. Step 5: Solve for x
    x = 6,489,672,171.32/119,353
  6. Step 6: Final answer
    x = 54,373.77

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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.