Home / 236,302.44-354,335.40-78,475.56

Finding the Fourth Proportional to 236,302.44, 354,335.40 and 78,475.56

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Solution

The fourth proportional to 236,302.44, 354,335.40 and 78,475.56 is: 117,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,302.44 : 354,335.40 = 78,475.56 : x
  2. Step 2: Convert to fraction form
    236,302.44/354,335.40 = 78,475.56/x
  3. Step 3: Cross multiply
    236,302.44x = 354,335.40 × 78,475.56
  4. Step 4: Simplify right side
    236,302.44x = 27,806,668,942.82
  5. Step 5: Solve for x
    x = 27,806,668,942.82/236,302.44
  6. Step 6: Final answer
    x = 117,674.07

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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.