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Finding the Fourth Proportional to 44,643.50, 67,232.58 and 40,657.70

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Solution

The fourth proportional to 44,643.50, 67,232.58 and 40,657.70 is: 61,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,643.50 : 67,232.58 = 40,657.70 : x
  2. Step 2: Convert to fraction form
    44,643.50/67,232.58 = 40,657.70/x
  3. Step 3: Cross multiply
    44,643.50x = 67,232.58 × 40,657.70
  4. Step 4: Simplify right side
    44,643.50x = 2,733,522,067.87
  5. Step 5: Solve for x
    x = 2,733,522,067.87/44,643.50
  6. Step 6: Final answer
    x = 61,230.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.