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Finding the Fourth Proportional to 79,535.30, 119,303.78 and 23,376.42

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Solution

The fourth proportional to 79,535.30, 119,303.78 and 23,376.42 is: 35,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,535.30 : 119,303.78 = 23,376.42 : x
  2. Step 2: Convert to fraction form
    79,535.30/119,303.78 = 23,376.42/x
  3. Step 3: Cross multiply
    79,535.30x = 119,303.78 × 23,376.42
  4. Step 4: Simplify right side
    79,535.30x = 2,788,895,268.87
  5. Step 5: Solve for x
    x = 2,788,895,268.87/79,535.30
  6. Step 6: Final answer
    x = 35,064.87

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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.