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Finding the Fourth Proportional to 52,393.32, 78,588.54 and 22,811.10

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Solution

The fourth proportional to 52,393.32, 78,588.54 and 22,811.10 is: 34,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,393.32 : 78,588.54 = 22,811.10 : x
  2. Step 2: Convert to fraction form
    52,393.32/78,588.54 = 22,811.10/x
  3. Step 3: Cross multiply
    52,393.32x = 78,588.54 × 22,811.10
  4. Step 4: Simplify right side
    52,393.32x = 1,792,691,044.79
  5. Step 5: Solve for x
    x = 1,792,691,044.79/52,393.32
  6. Step 6: Final answer
    x = 34,216.02

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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.