Home / 48,763.42-73,043.07-31,143.58

Finding the Fourth Proportional to 48,763.42, 73,043.07 and 31,143.58

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Solution

The fourth proportional to 48,763.42, 73,043.07 and 31,143.58 is: 46,650.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,763.42 : 73,043.07 = 31,143.58 : x
  2. Step 2: Convert to fraction form
    48,763.42/73,043.07 = 31,143.58/x
  3. Step 3: Cross multiply
    48,763.42x = 73,043.07 × 31,143.58
  4. Step 4: Simplify right side
    48,763.42x = 2,274,822,693.99
  5. Step 5: Solve for x
    x = 2,274,822,693.99/48,763.42
  6. Step 6: Final answer
    x = 46,650.19

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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.