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Finding the Fourth Proportional to 66,485.58, 99,714.95 and 24,351.27

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Solution

The fourth proportional to 66,485.58, 99,714.95 and 24,351.27 is: 36,521.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,485.58 : 99,714.95 = 24,351.27 : x
  2. Step 2: Convert to fraction form
    66,485.58/99,714.95 = 24,351.27/x
  3. Step 3: Cross multiply
    66,485.58x = 99,714.95 × 24,351.27
  4. Step 4: Simplify right side
    66,485.58x = 2,428,185,731.36
  5. Step 5: Solve for x
    x = 2,428,185,731.36/66,485.58
  6. Step 6: Final answer
    x = 36,521.99

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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.