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Finding the Fourth Proportional to 60,417, 90,644.76 and 25,347.24

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Solution

The fourth proportional to 60,417, 90,644.76 and 25,347.24 is: 38,028.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,417 : 90,644.76 = 25,347.24 : x
  2. Step 2: Convert to fraction form
    60,417/90,644.76 = 25,347.24/x
  3. Step 3: Cross multiply
    60,417x = 90,644.76 × 25,347.24
  4. Step 4: Simplify right side
    60,417x = 2,297,594,486.46
  5. Step 5: Solve for x
    x = 2,297,594,486.46/60,417
  6. Step 6: Final answer
    x = 38,028.94

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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.