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Finding the Fourth Proportional to 127,677.80, 191,529.84 and 48,858.32

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Solution

The fourth proportional to 127,677.80, 191,529.84 and 48,858.32 is: 73,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,677.80 : 191,529.84 = 48,858.32 : x
  2. Step 2: Convert to fraction form
    127,677.80/191,529.84 = 48,858.32/x
  3. Step 3: Cross multiply
    127,677.80x = 191,529.84 × 48,858.32
  4. Step 4: Simplify right side
    127,677.80x = 9,357,826,212.27
  5. Step 5: Solve for x
    x = 9,357,826,212.27/127,677.80
  6. Step 6: Final answer
    x = 73,292.51

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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.