Home / 119,859.06-179,768.95-48,778.82

Finding the Fourth Proportional to 119,859.06, 179,768.95 and 48,778.82

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Solution

The fourth proportional to 119,859.06, 179,768.95 and 48,778.82 is: 73,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,859.06 : 179,768.95 = 48,778.82 : x
  2. Step 2: Convert to fraction form
    119,859.06/179,768.95 = 48,778.82/x
  3. Step 3: Cross multiply
    119,859.06x = 179,768.95 × 48,778.82
  4. Step 4: Simplify right side
    119,859.06x = 8,768,917,581.11
  5. Step 5: Solve for x
    x = 8,768,917,581.11/119,859.06
  6. Step 6: Final answer
    x = 73,160.24

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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.