Home / 236,962.71-355,462.47-79,191.72

Finding the Fourth Proportional to 236,962.71, 355,462.47 and 79,191.72

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Solution

The fourth proportional to 236,962.71, 355,462.47 and 79,191.72 is: 118,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,962.71 : 355,462.47 = 79,191.72 : x
  2. Step 2: Convert to fraction form
    236,962.71/355,462.47 = 79,191.72/x
  3. Step 3: Cross multiply
    236,962.71x = 355,462.47 × 79,191.72
  4. Step 4: Simplify right side
    236,962.71x = 28,149,684,394.75
  5. Step 5: Solve for x
    x = 28,149,684,394.75/236,962.71
  6. Step 6: Final answer
    x = 118,793.73

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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.