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Finding the Fourth Proportional to 64,750.63, 97,134.45 and 22,631.44

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Solution

The fourth proportional to 64,750.63, 97,134.45 and 22,631.44 is: 33,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,750.63 : 97,134.45 = 22,631.44 : x
  2. Step 2: Convert to fraction form
    64,750.63/97,134.45 = 22,631.44/x
  3. Step 3: Cross multiply
    64,750.63x = 97,134.45 × 22,631.44
  4. Step 4: Simplify right side
    64,750.63x = 2,198,292,477.11
  5. Step 5: Solve for x
    x = 2,198,292,477.11/64,750.63
  6. Step 6: Final answer
    x = 33,950.13

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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.