Home / 91,040.52-125,623.59-50,752.35

Finding the Fourth Proportional to 91,040.52, 125,623.59 and 50,752.35

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Solution

The fourth proportional to 91,040.52, 125,623.59 and 50,752.35 is: 70,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,040.52 : 125,623.59 = 50,752.35 : x
  2. Step 2: Convert to fraction form
    91,040.52/125,623.59 = 50,752.35/x
  3. Step 3: Cross multiply
    91,040.52x = 125,623.59 × 50,752.35
  4. Step 4: Simplify right side
    91,040.52x = 6,375,692,407.94
  5. Step 5: Solve for x
    x = 6,375,692,407.94/91,040.52
  6. Step 6: Final answer
    x = 70,031.37

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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.