Home / 66,244.15-99,241.06-39,145.66

Finding the Fourth Proportional to 66,244.15, 99,241.06 and 39,145.66

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Solution

The fourth proportional to 66,244.15, 99,241.06 and 39,145.66 is: 58,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244.15 : 99,241.06 = 39,145.66 : x
  2. Step 2: Convert to fraction form
    66,244.15/99,241.06 = 39,145.66/x
  3. Step 3: Cross multiply
    66,244.15x = 99,241.06 × 39,145.66
  4. Step 4: Simplify right side
    66,244.15x = 3,884,856,792.80
  5. Step 5: Solve for x
    x = 3,884,856,792.80/66,244.15
  6. Step 6: Final answer
    x = 58,644.53

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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.