Home / 117,518.46-175,887.87-107,012.76

Finding the Fourth Proportional to 117,518.46, 175,887.87 and 107,012.76

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Solution

The fourth proportional to 117,518.46, 175,887.87 and 107,012.76 is: 160,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,518.46 : 175,887.87 = 107,012.76 : x
  2. Step 2: Convert to fraction form
    117,518.46/175,887.87 = 107,012.76/x
  3. Step 3: Cross multiply
    117,518.46x = 175,887.87 × 107,012.76
  4. Step 4: Simplify right side
    117,518.46x = 18,822,246,419.22
  5. Step 5: Solve for x
    x = 18,822,246,419.22/117,518.46
  6. Step 6: Final answer
    x = 160,164.17

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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.