Home / 76,444.31-114,622.31-29,642.51

Finding the Fourth Proportional to 76,444.31, 114,622.31 and 29,642.51

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Solution

The fourth proportional to 76,444.31, 114,622.31 and 29,642.51 is: 44,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,444.31 : 114,622.31 = 29,642.51 : x
  2. Step 2: Convert to fraction form
    76,444.31/114,622.31 = 29,642.51/x
  3. Step 3: Cross multiply
    76,444.31x = 114,622.31 × 29,642.51
  4. Step 4: Simplify right side
    76,444.31x = 3,397,692,249.07
  5. Step 5: Solve for x
    x = 3,397,692,249.07/76,444.31
  6. Step 6: Final answer
    x = 44,446.64

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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.