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Finding the Fourth Proportional to 43,254, 59,636.45 and 36,094.21

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Solution

The fourth proportional to 43,254, 59,636.45 and 36,094.21 is: 49,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254 : 59,636.45 = 36,094.21 : x
  2. Step 2: Convert to fraction form
    43,254/59,636.45 = 36,094.21/x
  3. Step 3: Cross multiply
    43,254x = 59,636.45 × 36,094.21
  4. Step 4: Simplify right side
    43,254x = 2,152,530,491.10
  5. Step 5: Solve for x
    x = 2,152,530,491.10/43,254
  6. Step 6: Final answer
    x = 49,764.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.