Home / 119,986.64-179,841.72-64,466

Finding the Fourth Proportional to 119,986.64, 179,841.72 and 64,466

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Solution

The fourth proportional to 119,986.64, 179,841.72 and 64,466 is: 96,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,986.64 : 179,841.72 = 64,466 : x
  2. Step 2: Convert to fraction form
    119,986.64/179,841.72 = 64,466/x
  3. Step 3: Cross multiply
    119,986.64x = 179,841.72 × 64,466
  4. Step 4: Simplify right side
    119,986.64x = 11,593,676,321.52
  5. Step 5: Solve for x
    x = 11,593,676,321.52/119,986.64
  6. Step 6: Final answer
    x = 96,624.73

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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.