Home / 223,440.27-308,349.57-121,465.92

Finding the Fourth Proportional to 223,440.27, 308,349.57 and 121,465.92

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Solution

The fourth proportional to 223,440.27, 308,349.57 and 121,465.92 is: 167,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,440.27 : 308,349.57 = 121,465.92 : x
  2. Step 2: Convert to fraction form
    223,440.27/308,349.57 = 121,465.92/x
  3. Step 3: Cross multiply
    223,440.27x = 308,349.57 × 121,465.92
  4. Step 4: Simplify right side
    223,440.27x = 37,453,964,201.65
  5. Step 5: Solve for x
    x = 37,453,964,201.65/223,440.27
  6. Step 6: Final answer
    x = 167,624.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.