Home / 91,240.47-125,902.86-50,953.37

Finding the Fourth Proportional to 91,240.47, 125,902.86 and 50,953.37

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Solution

The fourth proportional to 91,240.47, 125,902.86 and 50,953.37 is: 70,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,240.47 : 125,902.86 = 50,953.37 : x
  2. Step 2: Convert to fraction form
    91,240.47/125,902.86 = 50,953.37/x
  3. Step 3: Cross multiply
    91,240.47x = 125,902.86 × 50,953.37
  4. Step 4: Simplify right side
    91,240.47x = 6,415,174,764.46
  5. Step 5: Solve for x
    x = 6,415,174,764.46/91,240.47
  6. Step 6: Final answer
    x = 70,310.63

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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.