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Finding the Fourth Proportional to 60,782.32, 91,333.84 and 32,723.12

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Solution

The fourth proportional to 60,782.32, 91,333.84 and 32,723.12 is: 49,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.32 : 91,333.84 = 32,723.12 : x
  2. Step 2: Convert to fraction form
    60,782.32/91,333.84 = 32,723.12/x
  3. Step 3: Cross multiply
    60,782.32x = 91,333.84 × 32,723.12
  4. Step 4: Simplify right side
    60,782.32x = 2,988,728,206.38
  5. Step 5: Solve for x
    x = 2,988,728,206.38/60,782.32
  6. Step 6: Final answer
    x = 49,171.01

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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.