Home / 70,470.24-105,699.96-26,076.12

Finding the Fourth Proportional to 70,470.24, 105,699.96 and 26,076.12

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Solution

The fourth proportional to 70,470.24, 105,699.96 and 26,076.12 is: 39,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,470.24 : 105,699.96 = 26,076.12 : x
  2. Step 2: Convert to fraction form
    70,470.24/105,699.96 = 26,076.12/x
  3. Step 3: Cross multiply
    70,470.24x = 105,699.96 × 26,076.12
  4. Step 4: Simplify right side
    70,470.24x = 2,756,244,840.96
  5. Step 5: Solve for x
    x = 2,756,244,840.96/70,470.24
  6. Step 6: Final answer
    x = 39,112.18

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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.