Home / 42,310.33-63,340.96-31,266.29

Finding the Fourth Proportional to 42,310.33, 63,340.96 and 31,266.29

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Solution

The fourth proportional to 42,310.33, 63,340.96 and 31,266.29 is: 46,807.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.33 : 63,340.96 = 31,266.29 : x
  2. Step 2: Convert to fraction form
    42,310.33/63,340.96 = 31,266.29/x
  3. Step 3: Cross multiply
    42,310.33x = 63,340.96 × 31,266.29
  4. Step 4: Simplify right side
    42,310.33x = 1,980,436,824.24
  5. Step 5: Solve for x
    x = 1,980,436,824.24/42,310.33
  6. Step 6: Final answer
    x = 46,807.41

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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.