Home / 66,484.09-91,748.35-36,269.32

Finding the Fourth Proportional to 66,484.09, 91,748.35 and 36,269.32

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Solution

The fourth proportional to 66,484.09, 91,748.35 and 36,269.32 is: 50,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484.09 : 91,748.35 = 36,269.32 : x
  2. Step 2: Convert to fraction form
    66,484.09/91,748.35 = 36,269.32/x
  3. Step 3: Cross multiply
    66,484.09x = 91,748.35 × 36,269.32
  4. Step 4: Simplify right side
    66,484.09x = 3,327,650,265.62
  5. Step 5: Solve for x
    x = 3,327,650,265.62/66,484.09
  6. Step 6: Final answer
    x = 50,051.83

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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.