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Finding the Fourth Proportional to 52,889.22, 79,235.82 and 37,865.34

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Solution

The fourth proportional to 52,889.22, 79,235.82 and 37,865.34 is: 56,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,889.22 : 79,235.82 = 37,865.34 : x
  2. Step 2: Convert to fraction form
    52,889.22/79,235.82 = 37,865.34/x
  3. Step 3: Cross multiply
    52,889.22x = 79,235.82 × 37,865.34
  4. Step 4: Simplify right side
    52,889.22x = 3,000,291,264.48
  5. Step 5: Solve for x
    x = 3,000,291,264.48/52,889.22
  6. Step 6: Final answer
    x = 56,727.84

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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.