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Finding the Fourth Proportional to 50,065.12, 69,085.14 and 29,917.99

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Solution

The fourth proportional to 50,065.12, 69,085.14 and 29,917.99 is: 41,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,065.12 : 69,085.14 = 29,917.99 : x
  2. Step 2: Convert to fraction form
    50,065.12/69,085.14 = 29,917.99/x
  3. Step 3: Cross multiply
    50,065.12x = 69,085.14 × 29,917.99
  4. Step 4: Simplify right side
    50,065.12x = 2,066,888,527.67
  5. Step 5: Solve for x
    x = 2,066,888,527.67/50,065.12
  6. Step 6: Final answer
    x = 41,284.00

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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.