Home / 94,218.98-130,021.37-51,198.02

Finding the Fourth Proportional to 94,218.98, 130,021.37 and 51,198.02

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Solution

The fourth proportional to 94,218.98, 130,021.37 and 51,198.02 is: 70,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,218.98 : 130,021.37 = 51,198.02 : x
  2. Step 2: Convert to fraction form
    94,218.98/130,021.37 = 51,198.02/x
  3. Step 3: Cross multiply
    94,218.98x = 130,021.37 × 51,198.02
  4. Step 4: Simplify right side
    94,218.98x = 6,656,836,701.69
  5. Step 5: Solve for x
    x = 6,656,836,701.69/94,218.98
  6. Step 6: Final answer
    x = 70,652.82

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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.