Home / 105,317.74-157,976.61-35,197.06

Finding the Fourth Proportional to 105,317.74, 157,976.61 and 35,197.06

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Solution

The fourth proportional to 105,317.74, 157,976.61 and 35,197.06 is: 52,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,317.74 : 157,976.61 = 35,197.06 : x
  2. Step 2: Convert to fraction form
    105,317.74/157,976.61 = 35,197.06/x
  3. Step 3: Cross multiply
    105,317.74x = 157,976.61 × 35,197.06
  4. Step 4: Simplify right side
    105,317.74x = 5,560,311,430.88
  5. Step 5: Solve for x
    x = 5,560,311,430.88/105,317.74
  6. Step 6: Final answer
    x = 52,795.58

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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.