Home / 144,823.92-217,256.74-54,899.76

Finding the Fourth Proportional to 144,823.92, 217,256.74 and 54,899.76

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Solution

The fourth proportional to 144,823.92, 217,256.74 and 54,899.76 is: 82,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,823.92 : 217,256.74 = 54,899.76 : x
  2. Step 2: Convert to fraction form
    144,823.92/217,256.74 = 54,899.76/x
  3. Step 3: Cross multiply
    144,823.92x = 217,256.74 × 54,899.76
  4. Step 4: Simplify right side
    144,823.92x = 11,927,342,884.38
  5. Step 5: Solve for x
    x = 11,927,342,884.38/144,823.92
  6. Step 6: Final answer
    x = 82,357.55

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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.