Home / 76,527.56-114,792.51-29,145.28

Finding the Fourth Proportional to 76,527.56, 114,792.51 and 29,145.28

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Solution

The fourth proportional to 76,527.56, 114,792.51 and 29,145.28 is: 43,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,527.56 : 114,792.51 = 29,145.28 : x
  2. Step 2: Convert to fraction form
    76,527.56/114,792.51 = 29,145.28/x
  3. Step 3: Cross multiply
    76,527.56x = 114,792.51 × 29,145.28
  4. Step 4: Simplify right side
    76,527.56x = 3,345,659,478.58
  5. Step 5: Solve for x
    x = 3,345,659,478.58/76,527.56
  6. Step 6: Final answer
    x = 43,718.36

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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.