Home / 43,265.32-64,990.16-40,737.28

Finding the Fourth Proportional to 43,265.32, 64,990.16 and 40,737.28

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Solution

The fourth proportional to 43,265.32, 64,990.16 and 40,737.28 is: 61,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.32 : 64,990.16 = 40,737.28 : x
  2. Step 2: Convert to fraction form
    43,265.32/64,990.16 = 40,737.28/x
  3. Step 3: Cross multiply
    43,265.32x = 64,990.16 × 40,737.28
  4. Step 4: Simplify right side
    43,265.32x = 2,647,522,345.16
  5. Step 5: Solve for x
    x = 2,647,522,345.16/43,265.32
  6. Step 6: Final answer
    x = 61,192.71

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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.