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Finding the Fourth Proportional to 60,422, 90,652.26 and 25,352.24

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Solution

The fourth proportional to 60,422, 90,652.26 and 25,352.24 is: 38,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,422 : 90,652.26 = 25,352.24 : x
  2. Step 2: Convert to fraction form
    60,422/90,652.26 = 25,352.24/x
  3. Step 3: Cross multiply
    60,422x = 90,652.26 × 25,352.24
  4. Step 4: Simplify right side
    60,422x = 2,298,237,852.06
  5. Step 5: Solve for x
    x = 2,298,237,852.06/60,422
  6. Step 6: Final answer
    x = 38,036.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.