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Finding the Fourth Proportional to 64,153.42, 88,531.19 and 35,474.33

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Solution

The fourth proportional to 64,153.42, 88,531.19 and 35,474.33 is: 48,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,153.42 : 88,531.19 = 35,474.33 : x
  2. Step 2: Convert to fraction form
    64,153.42/88,531.19 = 35,474.33/x
  3. Step 3: Cross multiply
    64,153.42x = 88,531.19 × 35,474.33
  4. Step 4: Simplify right side
    64,153.42x = 3,140,584,693.31
  5. Step 5: Solve for x
    x = 3,140,584,693.31/64,153.42
  6. Step 6: Final answer
    x = 48,954.29

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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.