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Finding the Fourth Proportional to 66,741.85, 92,102.88 and 36,526.62

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Solution

The fourth proportional to 66,741.85, 92,102.88 and 36,526.62 is: 50,406.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,741.85 : 92,102.88 = 36,526.62 : x
  2. Step 2: Convert to fraction form
    66,741.85/92,102.88 = 36,526.62/x
  3. Step 3: Cross multiply
    66,741.85x = 92,102.88 × 36,526.62
  4. Step 4: Simplify right side
    66,741.85x = 3,364,206,898.67
  5. Step 5: Solve for x
    x = 3,364,206,898.67/66,741.85
  6. Step 6: Final answer
    x = 50,406.26

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1.5x scale

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.