Home / 49,851.29-68,777.39-31,956.15

Finding the Fourth Proportional to 49,851.29, 68,777.39 and 31,956.15

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Solution

The fourth proportional to 49,851.29, 68,777.39 and 31,956.15 is: 44,088.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.29 : 68,777.39 = 31,956.15 : x
  2. Step 2: Convert to fraction form
    49,851.29/68,777.39 = 31,956.15/x
  3. Step 3: Cross multiply
    49,851.29x = 68,777.39 × 31,956.15
  4. Step 4: Simplify right side
    49,851.29x = 2,197,860,431.67
  5. Step 5: Solve for x
    x = 2,197,860,431.67/49,851.29
  6. Step 6: Final answer
    x = 44,088.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.