Home / 119,723.06-179,585.49-53,145.29

Finding the Fourth Proportional to 119,723.06, 179,585.49 and 53,145.29

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Solution

The fourth proportional to 119,723.06, 179,585.49 and 53,145.29 is: 79,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,723.06 : 179,585.49 = 53,145.29 : x
  2. Step 2: Convert to fraction form
    119,723.06/179,585.49 = 53,145.29/x
  3. Step 3: Cross multiply
    119,723.06x = 179,585.49 × 53,145.29
  4. Step 4: Simplify right side
    119,723.06x = 9,544,122,945.84
  5. Step 5: Solve for x
    x = 9,544,122,945.84/119,723.06
  6. Step 6: Final answer
    x = 79,718.33

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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.