Home / 251,735.16-377,542.26-74,194.20

Finding the Fourth Proportional to 251,735.16, 377,542.26 and 74,194.20

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Solution

The fourth proportional to 251,735.16, 377,542.26 and 74,194.20 is: 111,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,735.16 : 377,542.26 = 74,194.20 : x
  2. Step 2: Convert to fraction form
    251,735.16/377,542.26 = 74,194.20/x
  3. Step 3: Cross multiply
    251,735.16x = 377,542.26 × 74,194.20
  4. Step 4: Simplify right side
    251,735.16x = 28,011,445,946.89
  5. Step 5: Solve for x
    x = 28,011,445,946.89/251,735.16
  6. Step 6: Final answer
    x = 111,273.47

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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.