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Finding the Fourth Proportional to 63,804.82, 95,711.17 and 19,434.84

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Solution

The fourth proportional to 63,804.82, 95,711.17 and 19,434.84 is: 29,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,804.82 : 95,711.17 = 19,434.84 : x
  2. Step 2: Convert to fraction form
    63,804.82/95,711.17 = 19,434.84/x
  3. Step 3: Cross multiply
    63,804.82x = 95,711.17 × 19,434.84
  4. Step 4: Simplify right side
    63,804.82x = 1,860,130,748.02
  5. Step 5: Solve for x
    x = 1,860,130,748.02/63,804.82
  6. Step 6: Final answer
    x = 29,153.45

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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.