Home / 119,689.84-179,556.24-49,574.56

Finding the Fourth Proportional to 119,689.84, 179,556.24 and 49,574.56

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Solution

The fourth proportional to 119,689.84, 179,556.24 and 49,574.56 is: 74,370.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,689.84 : 179,556.24 = 49,574.56 : x
  2. Step 2: Convert to fraction form
    119,689.84/179,556.24 = 49,574.56/x
  3. Step 3: Cross multiply
    119,689.84x = 179,556.24 × 49,574.56
  4. Step 4: Simplify right side
    119,689.84x = 8,901,421,593.25
  5. Step 5: Solve for x
    x = 8,901,421,593.25/119,689.84
  6. Step 6: Final answer
    x = 74,370.74

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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.