Home / 119,625.66-179,438.74-112,318.38

Finding the Fourth Proportional to 119,625.66, 179,438.74 and 112,318.38

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Solution

The fourth proportional to 119,625.66, 179,438.74 and 112,318.38 is: 168,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,625.66 : 179,438.74 = 112,318.38 : x
  2. Step 2: Convert to fraction form
    119,625.66/179,438.74 = 112,318.38/x
  3. Step 3: Cross multiply
    119,625.66x = 179,438.74 × 112,318.38
  4. Step 4: Simplify right side
    119,625.66x = 20,154,268,586.04
  5. Step 5: Solve for x
    x = 20,154,268,586.04/119,625.66
  6. Step 6: Final answer
    x = 168,477.80

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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.