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Finding the Fourth Proportional to 64,893.51, 97,298.42 and 25,454.61

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Solution

The fourth proportional to 64,893.51, 97,298.42 and 25,454.61 is: 38,165.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,893.51 : 97,298.42 = 25,454.61 : x
  2. Step 2: Convert to fraction form
    64,893.51/97,298.42 = 25,454.61/x
  3. Step 3: Cross multiply
    64,893.51x = 97,298.42 × 25,454.61
  4. Step 4: Simplify right side
    64,893.51x = 2,476,693,207.44
  5. Step 5: Solve for x
    x = 2,476,693,207.44/64,893.51
  6. Step 6: Final answer
    x = 38,165.50

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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.