Home / 91,259.52-125,936.80-50,973.87

Finding the Fourth Proportional to 91,259.52, 125,936.80 and 50,973.87

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Solution

The fourth proportional to 91,259.52, 125,936.80 and 50,973.87 is: 70,343.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,259.52 : 125,936.80 = 50,973.87 : x
  2. Step 2: Convert to fraction form
    91,259.52/125,936.80 = 50,973.87/x
  3. Step 3: Cross multiply
    91,259.52x = 125,936.80 × 50,973.87
  4. Step 4: Simplify right side
    91,259.52x = 6,419,486,071.42
  5. Step 5: Solve for x
    x = 6,419,486,071.42/91,259.52
  6. Step 6: Final answer
    x = 70,343.19

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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.