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Finding the Fourth Proportional to 66,008.70, 99,027.63 and 32,746.86

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Solution

The fourth proportional to 66,008.70, 99,027.63 and 32,746.86 is: 49,127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,008.70 : 99,027.63 = 32,746.86 : x
  2. Step 2: Convert to fraction form
    66,008.70/99,027.63 = 32,746.86/x
  3. Step 3: Cross multiply
    66,008.70x = 99,027.63 × 32,746.86
  4. Step 4: Simplify right side
    66,008.70x = 3,242,843,935.74
  5. Step 5: Solve for x
    x = 3,242,843,935.74/66,008.70
  6. Step 6: Final answer
    x = 49,127.52

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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.