Home / 115,928.10-173,827.35-49,356.90

Finding the Fourth Proportional to 115,928.10, 173,827.35 and 49,356.90

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Solution

The fourth proportional to 115,928.10, 173,827.35 and 49,356.90 is: 74,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,928.10 : 173,827.35 = 49,356.90 : x
  2. Step 2: Convert to fraction form
    115,928.10/173,827.35 = 49,356.90/x
  3. Step 3: Cross multiply
    115,928.10x = 173,827.35 × 49,356.90
  4. Step 4: Simplify right side
    115,928.10x = 8,579,579,131.22
  5. Step 5: Solve for x
    x = 8,579,579,131.22/115,928.10
  6. Step 6: Final answer
    x = 74,007.76

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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.