Home / 119,650.15-179,418.12-69,744.63

Finding the Fourth Proportional to 119,650.15, 179,418.12 and 69,744.63

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Solution

The fourth proportional to 119,650.15, 179,418.12 and 69,744.63 is: 104,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,650.15 : 179,418.12 = 69,744.63 : x
  2. Step 2: Convert to fraction form
    119,650.15/179,418.12 = 69,744.63/x
  3. Step 3: Cross multiply
    119,650.15x = 179,418.12 × 69,744.63
  4. Step 4: Simplify right side
    119,650.15x = 12,513,450,394.70
  5. Step 5: Solve for x
    x = 12,513,450,394.70/119,650.15
  6. Step 6: Final answer
    x = 104,583.66

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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.