Home / 94,019.88-129,662.46-62,220.36

Finding the Fourth Proportional to 94,019.88, 129,662.46 and 62,220.36

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Solution

The fourth proportional to 94,019.88, 129,662.46 and 62,220.36 is: 85,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,019.88 : 129,662.46 = 62,220.36 : x
  2. Step 2: Convert to fraction form
    94,019.88/129,662.46 = 62,220.36/x
  3. Step 3: Cross multiply
    94,019.88x = 129,662.46 × 62,220.36
  4. Step 4: Simplify right side
    94,019.88x = 8,067,644,939.69
  5. Step 5: Solve for x
    x = 8,067,644,939.69/94,019.88
  6. Step 6: Final answer
    x = 85,807.86

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1.5x scale

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.