Home / 91,832.95-126,713.46-51,548.41

Finding the Fourth Proportional to 91,832.95, 126,713.46 and 51,548.41

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Solution

The fourth proportional to 91,832.95, 126,713.46 and 51,548.41 is: 71,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832.95 : 126,713.46 = 51,548.41 : x
  2. Step 2: Convert to fraction form
    91,832.95/126,713.46 = 51,548.41/x
  3. Step 3: Cross multiply
    91,832.95x = 126,713.46 × 51,548.41
  4. Step 4: Simplify right side
    91,832.95x = 6,531,877,388.60
  5. Step 5: Solve for x
    x = 6,531,877,388.60/91,832.95
  6. Step 6: Final answer
    x = 71,127.82

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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.