Home / 236,557.44-354,759.36-78,743.52

Finding the Fourth Proportional to 236,557.44, 354,759.36 and 78,743.52

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Solution

The fourth proportional to 236,557.44, 354,759.36 and 78,743.52 is: 118,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,557.44 : 354,759.36 = 78,743.52 : x
  2. Step 2: Convert to fraction form
    236,557.44/354,759.36 = 78,743.52/x
  3. Step 3: Cross multiply
    236,557.44x = 354,759.36 × 78,743.52
  4. Step 4: Simplify right side
    236,557.44x = 27,935,000,759.35
  5. Step 5: Solve for x
    x = 27,935,000,759.35/236,557.44
  6. Step 6: Final answer
    x = 118,089.72

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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.