Home / 74,777.82-112,222.34-35,347.02

Finding the Fourth Proportional to 74,777.82, 112,222.34 and 35,347.02

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Solution

The fourth proportional to 74,777.82, 112,222.34 and 35,347.02 is: 53,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,777.82 : 112,222.34 = 35,347.02 : x
  2. Step 2: Convert to fraction form
    74,777.82/112,222.34 = 35,347.02/x
  3. Step 3: Cross multiply
    74,777.82x = 112,222.34 × 35,347.02
  4. Step 4: Simplify right side
    74,777.82x = 3,966,725,296.43
  5. Step 5: Solve for x
    x = 3,966,725,296.43/74,777.82
  6. Step 6: Final answer
    x = 53,046.82

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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.