Home / 163,947.40-226,251.63-92,329.90

Finding the Fourth Proportional to 163,947.40, 226,251.63 and 92,329.90

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Solution

The fourth proportional to 163,947.40, 226,251.63 and 92,329.90 is: 127,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.40 : 226,251.63 = 92,329.90 : x
  2. Step 2: Convert to fraction form
    163,947.40/226,251.63 = 92,329.90/x
  3. Step 3: Cross multiply
    163,947.40x = 226,251.63 × 92,329.90
  4. Step 4: Simplify right side
    163,947.40x = 20,889,790,372.74
  5. Step 5: Solve for x
    x = 20,889,790,372.74/163,947.40
  6. Step 6: Final answer
    x = 127,417.64

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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.