Home / 114,371.04-171,366.86-80,925.32

Finding the Fourth Proportional to 114,371.04, 171,366.86 and 80,925.32

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Solution

The fourth proportional to 114,371.04, 171,366.86 and 80,925.32 is: 121,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,371.04 : 171,366.86 = 80,925.32 : x
  2. Step 2: Convert to fraction form
    114,371.04/171,366.86 = 80,925.32/x
  3. Step 3: Cross multiply
    114,371.04x = 171,366.86 × 80,925.32
  4. Step 4: Simplify right side
    114,371.04x = 13,867,917,982.90
  5. Step 5: Solve for x
    x = 13,867,917,982.90/114,371.04
  6. Step 6: Final answer
    x = 121,253.75

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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.