Home / 90,625.76-125,035.33-52,371.37

Finding the Fourth Proportional to 90,625.76, 125,035.33 and 52,371.37

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Solution

The fourth proportional to 90,625.76, 125,035.33 and 52,371.37 is: 72,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,625.76 : 125,035.33 = 52,371.37 : x
  2. Step 2: Convert to fraction form
    90,625.76/125,035.33 = 52,371.37/x
  3. Step 3: Cross multiply
    90,625.76x = 125,035.33 × 52,371.37
  4. Step 4: Simplify right side
    90,625.76x = 6,548,270,643.47
  5. Step 5: Solve for x
    x = 6,548,270,643.47/90,625.76
  6. Step 6: Final answer
    x = 72,256.18

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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.