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Finding the Fourth Proportional to 61,759.58, 85,228.89 and 36,266.24

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Solution

The fourth proportional to 61,759.58, 85,228.89 and 36,266.24 is: 50,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,759.58 : 85,228.89 = 36,266.24 : x
  2. Step 2: Convert to fraction form
    61,759.58/85,228.89 = 36,266.24/x
  3. Step 3: Cross multiply
    61,759.58x = 85,228.89 × 36,266.24
  4. Step 4: Simplify right side
    61,759.58x = 3,090,931,198.34
  5. Step 5: Solve for x
    x = 3,090,931,198.34/61,759.58
  6. Step 6: Final answer
    x = 50,047.81

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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.