Home / 119,685.65-179,561.69-52,223.59

Finding the Fourth Proportional to 119,685.65, 179,561.69 and 52,223.59

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Solution

The fourth proportional to 119,685.65, 179,561.69 and 52,223.59 is: 78,349.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,685.65 : 179,561.69 = 52,223.59 : x
  2. Step 2: Convert to fraction form
    119,685.65/179,561.69 = 52,223.59/x
  3. Step 3: Cross multiply
    119,685.65x = 179,561.69 × 52,223.59
  4. Step 4: Simplify right side
    119,685.65x = 9,377,356,078.27
  5. Step 5: Solve for x
    x = 9,377,356,078.27/119,685.65
  6. Step 6: Final answer
    x = 78,349.88

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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.