Home / 63,366.68-87,431.16-43,265.42

Finding the Fourth Proportional to 63,366.68, 87,431.16 and 43,265.42

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Solution

The fourth proportional to 63,366.68, 87,431.16 and 43,265.42 is: 59,696.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,366.68 : 87,431.16 = 43,265.42 : x
  2. Step 2: Convert to fraction form
    63,366.68/87,431.16 = 43,265.42/x
  3. Step 3: Cross multiply
    63,366.68x = 87,431.16 × 43,265.42
  4. Step 4: Simplify right side
    63,366.68x = 3,782,745,858.49
  5. Step 5: Solve for x
    x = 3,782,745,858.49/63,366.68
  6. Step 6: Final answer
    x = 59,696.13

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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.