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Finding the Fourth Proportional to 66,095.88, 99,056.32 and 48,483.24

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Solution

The fourth proportional to 66,095.88, 99,056.32 and 48,483.24 is: 72,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,095.88 : 99,056.32 = 48,483.24 : x
  2. Step 2: Convert to fraction form
    66,095.88/99,056.32 = 48,483.24/x
  3. Step 3: Cross multiply
    66,095.88x = 99,056.32 × 48,483.24
  4. Step 4: Simplify right side
    66,095.88x = 4,802,571,336.08
  5. Step 5: Solve for x
    x = 4,802,571,336.08/66,095.88
  6. Step 6: Final answer
    x = 72,660.68

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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.