Home / 144,929.16-217,370.52-39,723.72

Finding the Fourth Proportional to 144,929.16, 217,370.52 and 39,723.72

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Solution

The fourth proportional to 144,929.16, 217,370.52 and 39,723.72 is: 59,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,929.16 : 217,370.52 = 39,723.72 : x
  2. Step 2: Convert to fraction form
    144,929.16/217,370.52 = 39,723.72/x
  3. Step 3: Cross multiply
    144,929.16x = 217,370.52 × 39,723.72
  4. Step 4: Simplify right side
    144,929.16x = 8,634,765,672.73
  5. Step 5: Solve for x
    x = 8,634,765,672.73/144,929.16
  6. Step 6: Final answer
    x = 59,579.22

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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.