Home / 119,410.20-179,064.27-40,488.66

Finding the Fourth Proportional to 119,410.20, 179,064.27 and 40,488.66

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Solution

The fourth proportional to 119,410.20, 179,064.27 and 40,488.66 is: 60,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,410.20 : 179,064.27 = 40,488.66 : x
  2. Step 2: Convert to fraction form
    119,410.20/179,064.27 = 40,488.66/x
  3. Step 3: Cross multiply
    119,410.20x = 179,064.27 × 40,488.66
  4. Step 4: Simplify right side
    119,410.20x = 7,250,072,346.18
  5. Step 5: Solve for x
    x = 7,250,072,346.18/119,410.20
  6. Step 6: Final answer
    x = 60,715.69

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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.