Home / 113,960.31-170,803.92-53,088.54

Finding the Fourth Proportional to 113,960.31, 170,803.92 and 53,088.54

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Solution

The fourth proportional to 113,960.31, 170,803.92 and 53,088.54 is: 79,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,960.31 : 170,803.92 = 53,088.54 : x
  2. Step 2: Convert to fraction form
    113,960.31/170,803.92 = 53,088.54/x
  3. Step 3: Cross multiply
    113,960.31x = 170,803.92 × 53,088.54
  4. Step 4: Simplify right side
    113,960.31x = 9,067,729,885.06
  5. Step 5: Solve for x
    x = 9,067,729,885.06/113,960.31
  6. Step 6: Final answer
    x = 79,569.20

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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.