Home / 42,611.24-63,823.91-35,131.70

Finding the Fourth Proportional to 42,611.24, 63,823.91 and 35,131.70

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Solution

The fourth proportional to 42,611.24, 63,823.91 and 35,131.70 is: 52,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,611.24 : 63,823.91 = 35,131.70 : x
  2. Step 2: Convert to fraction form
    42,611.24/63,823.91 = 35,131.70/x
  3. Step 3: Cross multiply
    42,611.24x = 63,823.91 × 35,131.70
  4. Step 4: Simplify right side
    42,611.24x = 2,242,242,442.85
  5. Step 5: Solve for x
    x = 2,242,242,442.85/42,611.24
  6. Step 6: Final answer
    x = 52,620.91

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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.