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Finding the Fourth Proportional to 56,261.01, 84,391.62 and 22,981.08

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Solution

The fourth proportional to 56,261.01, 84,391.62 and 22,981.08 is: 34,471.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,261.01 : 84,391.62 = 22,981.08 : x
  2. Step 2: Convert to fraction form
    56,261.01/84,391.62 = 22,981.08/x
  3. Step 3: Cross multiply
    56,261.01x = 84,391.62 × 22,981.08
  4. Step 4: Simplify right side
    56,261.01x = 1,939,410,570.55
  5. Step 5: Solve for x
    x = 1,939,410,570.55/56,261.01
  6. Step 6: Final answer
    x = 34,471.66

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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.