Home / 91,016.08-125,602.78-50,732.41

Finding the Fourth Proportional to 91,016.08, 125,602.78 and 50,732.41

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Solution

The fourth proportional to 91,016.08, 125,602.78 and 50,732.41 is: 70,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,016.08 : 125,602.78 = 50,732.41 : x
  2. Step 2: Convert to fraction form
    91,016.08/125,602.78 = 50,732.41/x
  3. Step 3: Cross multiply
    91,016.08x = 125,602.78 × 50,732.41
  4. Step 4: Simplify right side
    91,016.08x = 6,372,131,732.10
  5. Step 5: Solve for x
    x = 6,372,131,732.10/91,016.08
  6. Step 6: Final answer
    x = 70,011.05

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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.