Home / 91,259.57-125,936.88-50,973.91

Finding the Fourth Proportional to 91,259.57, 125,936.88 and 50,973.91

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Solution

The fourth proportional to 91,259.57, 125,936.88 and 50,973.91 is: 70,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,259.57 : 125,936.88 = 50,973.91 : x
  2. Step 2: Convert to fraction form
    91,259.57/125,936.88 = 50,973.91/x
  3. Step 3: Cross multiply
    91,259.57x = 125,936.88 × 50,973.91
  4. Step 4: Simplify right side
    91,259.57x = 6,419,495,186.80
  5. Step 5: Solve for x
    x = 6,419,495,186.80/91,259.57
  6. Step 6: Final answer
    x = 70,343.25

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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.