Home / 63,344.62-87,336.19-40,643.56

Finding the Fourth Proportional to 63,344.62, 87,336.19 and 40,643.56

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Solution

The fourth proportional to 63,344.62, 87,336.19 and 40,643.56 is: 56,037.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,344.62 : 87,336.19 = 40,643.56 : x
  2. Step 2: Convert to fraction form
    63,344.62/87,336.19 = 40,643.56/x
  3. Step 3: Cross multiply
    63,344.62x = 87,336.19 × 40,643.56
  4. Step 4: Simplify right side
    63,344.62x = 3,549,653,678.44
  5. Step 5: Solve for x
    x = 3,549,653,678.44/63,344.62
  6. Step 6: Final answer
    x = 56,037.18

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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.