Home / 46,361.26-63,967.80-31,281.90

Finding the Fourth Proportional to 46,361.26, 63,967.80 and 31,281.90

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Solution

The fourth proportional to 46,361.26, 63,967.80 and 31,281.90 is: 43,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,361.26 : 63,967.80 = 31,281.90 : x
  2. Step 2: Convert to fraction form
    46,361.26/63,967.80 = 31,281.90/x
  3. Step 3: Cross multiply
    46,361.26x = 63,967.80 × 31,281.90
  4. Step 4: Simplify right side
    46,361.26x = 2,001,034,322.82
  5. Step 5: Solve for x
    x = 2,001,034,322.82/46,361.26
  6. Step 6: Final answer
    x = 43,161.78

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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.