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Finding the Fourth Proportional to 88,897.30, 133,297.35 and 36,247.30

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Solution

The fourth proportional to 88,897.30, 133,297.35 and 36,247.30 is: 54,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,897.30 : 133,297.35 = 36,247.30 : x
  2. Step 2: Convert to fraction form
    88,897.30/133,297.35 = 36,247.30/x
  3. Step 3: Cross multiply
    88,897.30x = 133,297.35 × 36,247.30
  4. Step 4: Simplify right side
    88,897.30x = 4,831,669,034.66
  5. Step 5: Solve for x
    x = 4,831,669,034.66/88,897.30
  6. Step 6: Final answer
    x = 54,351.13

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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.