Home / 42,202.74-63,326.13-30,611.64

Finding the Fourth Proportional to 42,202.74, 63,326.13 and 30,611.64

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Solution

The fourth proportional to 42,202.74, 63,326.13 and 30,611.64 is: 45,933.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,202.74 : 63,326.13 = 30,611.64 : x
  2. Step 2: Convert to fraction form
    42,202.74/63,326.13 = 30,611.64/x
  3. Step 3: Cross multiply
    42,202.74x = 63,326.13 × 30,611.64
  4. Step 4: Simplify right side
    42,202.74x = 1,938,516,694.15
  5. Step 5: Solve for x
    x = 1,938,516,694.15/42,202.74
  6. Step 6: Final answer
    x = 45,933.43

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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.