Home / 61,884.20-85,399.02-36,393.36

Finding the Fourth Proportional to 61,884.20, 85,399.02 and 36,393.36

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Solution

The fourth proportional to 61,884.20, 85,399.02 and 36,393.36 is: 50,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,884.20 : 85,399.02 = 36,393.36 : x
  2. Step 2: Convert to fraction form
    61,884.20/85,399.02 = 36,393.36/x
  3. Step 3: Cross multiply
    61,884.20x = 85,399.02 × 36,393.36
  4. Step 4: Simplify right side
    61,884.20x = 3,107,957,278.51
  5. Step 5: Solve for x
    x = 3,107,957,278.51/61,884.20
  6. Step 6: Final answer
    x = 50,222.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.