Home / 88,182.43-121,692.10-47,896.86

Finding the Fourth Proportional to 88,182.43, 121,692.10 and 47,896.86

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Solution

The fourth proportional to 88,182.43, 121,692.10 and 47,896.86 is: 66,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,182.43 : 121,692.10 = 47,896.86 : x
  2. Step 2: Convert to fraction form
    88,182.43/121,692.10 = 47,896.86/x
  3. Step 3: Cross multiply
    88,182.43x = 121,692.10 × 47,896.86
  4. Step 4: Simplify right side
    88,182.43x = 5,828,669,426.25
  5. Step 5: Solve for x
    x = 5,828,669,426.25/88,182.43
  6. Step 6: Final answer
    x = 66,097.86

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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.