Home / 117,586.42-176,439.92-57,613.74

Finding the Fourth Proportional to 117,586.42, 176,439.92 and 57,613.74

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Solution

The fourth proportional to 117,586.42, 176,439.92 and 57,613.74 is: 86,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,586.42 : 176,439.92 = 57,613.74 : x
  2. Step 2: Convert to fraction form
    117,586.42/176,439.92 = 57,613.74/x
  3. Step 3: Cross multiply
    117,586.42x = 176,439.92 × 57,613.74
  4. Step 4: Simplify right side
    117,586.42x = 10,165,363,676.50
  5. Step 5: Solve for x
    x = 10,165,363,676.50/117,586.42
  6. Step 6: Final answer
    x = 86,450.15

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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.