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Finding the Fourth Proportional to 66,878.01, 100,316.01 and 16,277.52

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Solution

The fourth proportional to 66,878.01, 100,316.01 and 16,277.52 is: 24,416.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,878.01 : 100,316.01 = 16,277.52 : x
  2. Step 2: Convert to fraction form
    66,878.01/100,316.01 = 16,277.52/x
  3. Step 3: Cross multiply
    66,878.01x = 100,316.01 × 16,277.52
  4. Step 4: Simplify right side
    66,878.01x = 1,632,895,859.10
  5. Step 5: Solve for x
    x = 1,632,895,859.10/66,878.01
  6. Step 6: Final answer
    x = 24,416.04

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1.5x scale

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.