Home / 119,399.27-178,954.72-52,763.81

Finding the Fourth Proportional to 119,399.27, 178,954.72 and 52,763.81

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Solution

The fourth proportional to 119,399.27, 178,954.72 and 52,763.81 is: 79,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,399.27 : 178,954.72 = 52,763.81 : x
  2. Step 2: Convert to fraction form
    119,399.27/178,954.72 = 52,763.81/x
  3. Step 3: Cross multiply
    119,399.27x = 178,954.72 × 52,763.81
  4. Step 4: Simplify right side
    119,399.27x = 9,442,331,818.00
  5. Step 5: Solve for x
    x = 9,442,331,818.00/119,399.27
  6. Step 6: Final answer
    x = 79,081.99

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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.