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Finding the Fourth Proportional to 66,503.97, 99,597.06 and 36,848.25

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Solution

The fourth proportional to 66,503.97, 99,597.06 and 36,848.25 is: 55,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,503.97 : 99,597.06 = 36,848.25 : x
  2. Step 2: Convert to fraction form
    66,503.97/99,597.06 = 36,848.25/x
  3. Step 3: Cross multiply
    66,503.97x = 99,597.06 × 36,848.25
  4. Step 4: Simplify right side
    66,503.97x = 3,669,977,366.15
  5. Step 5: Solve for x
    x = 3,669,977,366.15/66,503.97
  6. Step 6: Final answer
    x = 55,184.34

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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.