Home / 66,864.64-92,269.56-36,650.02

Finding the Fourth Proportional to 66,864.64, 92,269.56 and 36,650.02

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Solution

The fourth proportional to 66,864.64, 92,269.56 and 36,650.02 is: 50,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,864.64 : 92,269.56 = 36,650.02 : x
  2. Step 2: Convert to fraction form
    66,864.64/92,269.56 = 36,650.02/x
  3. Step 3: Cross multiply
    66,864.64x = 92,269.56 × 36,650.02
  4. Step 4: Simplify right side
    66,864.64x = 3,381,681,219.39
  5. Step 5: Solve for x
    x = 3,381,681,219.39/66,864.64
  6. Step 6: Final answer
    x = 50,575.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.