Home / 319,782.50-479,630.01-95,177.60

Finding the Fourth Proportional to 319,782.50, 479,630.01 and 95,177.60

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Solution

The fourth proportional to 319,782.50, 479,630.01 and 95,177.60 is: 142,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,782.50 : 479,630.01 = 95,177.60 : x
  2. Step 2: Convert to fraction form
    319,782.50/479,630.01 = 95,177.60/x
  3. Step 3: Cross multiply
    319,782.50x = 479,630.01 × 95,177.60
  4. Step 4: Simplify right side
    319,782.50x = 45,650,033,239.78
  5. Step 5: Solve for x
    x = 45,650,033,239.78/319,782.50
  6. Step 6: Final answer
    x = 142,753.38

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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.