Home / 91,925.40-126,853.64-51,092.06

Finding the Fourth Proportional to 91,925.40, 126,853.64 and 51,092.06

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Solution

The fourth proportional to 91,925.40, 126,853.64 and 51,092.06 is: 70,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,925.40 : 126,853.64 = 51,092.06 : x
  2. Step 2: Convert to fraction form
    91,925.40/126,853.64 = 51,092.06/x
  3. Step 3: Cross multiply
    91,925.40x = 126,853.64 × 51,092.06
  4. Step 4: Simplify right side
    91,925.40x = 6,481,213,786.10
  5. Step 5: Solve for x
    x = 6,481,213,786.10/91,925.40
  6. Step 6: Final answer
    x = 70,505.15

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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.