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Finding the Fourth Proportional to 88,654.40, 133,030.20 and 36,101.60

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Solution

The fourth proportional to 88,654.40, 133,030.20 and 36,101.60 is: 54,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,654.40 : 133,030.20 = 36,101.60 : x
  2. Step 2: Convert to fraction form
    88,654.40/133,030.20 = 36,101.60/x
  3. Step 3: Cross multiply
    88,654.40x = 133,030.20 × 36,101.60
  4. Step 4: Simplify right side
    88,654.40x = 4,802,603,068.32
  5. Step 5: Solve for x
    x = 4,802,603,068.32/88,654.40
  6. Step 6: Final answer
    x = 54,172.19

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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.