Home / 79,436.68-119,171.42-23,278.62

Finding the Fourth Proportional to 79,436.68, 119,171.42 and 23,278.62

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Solution

The fourth proportional to 79,436.68, 119,171.42 and 23,278.62 is: 34,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.68 : 119,171.42 = 23,278.62 : x
  2. Step 2: Convert to fraction form
    79,436.68/119,171.42 = 23,278.62/x
  3. Step 3: Cross multiply
    79,436.68x = 119,171.42 × 23,278.62
  4. Step 4: Simplify right side
    79,436.68x = 2,774,146,618.83
  5. Step 5: Solve for x
    x = 2,774,146,618.83/79,436.68
  6. Step 6: Final answer
    x = 34,922.74

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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.