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Finding the Fourth Proportional to 66,677.57, 100,094.50 and 52,647.05

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Solution

The fourth proportional to 66,677.57, 100,094.50 and 52,647.05 is: 79,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,677.57 : 100,094.50 = 52,647.05 : x
  2. Step 2: Convert to fraction form
    66,677.57/100,094.50 = 52,647.05/x
  3. Step 3: Cross multiply
    66,677.57x = 100,094.50 × 52,647.05
  4. Step 4: Simplify right side
    66,677.57x = 5,269,680,264.84
  5. Step 5: Solve for x
    x = 5,269,680,264.84/66,677.57
  6. Step 6: Final answer
    x = 79,032.28

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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.