Home / 69,440.13-104,162.76-35,697.11

Finding the Fourth Proportional to 69,440.13, 104,162.76 and 35,697.11

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Solution

The fourth proportional to 69,440.13, 104,162.76 and 35,697.11 is: 53,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,440.13 : 104,162.76 = 35,697.11 : x
  2. Step 2: Convert to fraction form
    69,440.13/104,162.76 = 35,697.11/x
  3. Step 3: Cross multiply
    69,440.13x = 104,162.76 × 35,697.11
  4. Step 4: Simplify right side
    69,440.13x = 3,718,308,980.81
  5. Step 5: Solve for x
    x = 3,718,308,980.81/69,440.13
  6. Step 6: Final answer
    x = 53,546.98

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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.