Home / 91,058.52-125,650.62-55,257.24

Finding the Fourth Proportional to 91,058.52, 125,650.62 and 55,257.24

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Solution

The fourth proportional to 91,058.52, 125,650.62 and 55,257.24 is: 76,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,058.52 : 125,650.62 = 55,257.24 : x
  2. Step 2: Convert to fraction form
    91,058.52/125,650.62 = 55,257.24/x
  3. Step 3: Cross multiply
    91,058.52x = 125,650.62 × 55,257.24
  4. Step 4: Simplify right side
    91,058.52x = 6,943,106,465.49
  5. Step 5: Solve for x
    x = 6,943,106,465.49/91,058.52
  6. Step 6: Final answer
    x = 76,248.84

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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.