Home / 119,669.28-179,389.68-44,769.12

Finding the Fourth Proportional to 119,669.28, 179,389.68 and 44,769.12

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Solution

The fourth proportional to 119,669.28, 179,389.68 and 44,769.12 is: 67,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,669.28 : 179,389.68 = 44,769.12 : x
  2. Step 2: Convert to fraction form
    119,669.28/179,389.68 = 44,769.12/x
  3. Step 3: Cross multiply
    119,669.28x = 179,389.68 × 44,769.12
  4. Step 4: Simplify right side
    119,669.28x = 8,031,118,110.68
  5. Step 5: Solve for x
    x = 8,031,118,110.68/119,669.28
  6. Step 6: Final answer
    x = 67,110.94

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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.