Home / 50,695.71-75,852.68-31,129.62

Finding the Fourth Proportional to 50,695.71, 75,852.68 and 31,129.62

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Solution

The fourth proportional to 50,695.71, 75,852.68 and 31,129.62 is: 46,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695.71 : 75,852.68 = 31,129.62 : x
  2. Step 2: Convert to fraction form
    50,695.71/75,852.68 = 31,129.62/x
  3. Step 3: Cross multiply
    50,695.71x = 75,852.68 × 31,129.62
  4. Step 4: Simplify right side
    50,695.71x = 2,361,264,948.73
  5. Step 5: Solve for x
    x = 2,361,264,948.73/50,695.71
  6. Step 6: Final answer
    x = 46,577.21

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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.