Home / 222,888.63-334,416.18-89,806.65

Finding the Fourth Proportional to 222,888.63, 334,416.18 and 89,806.65

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Solution

The fourth proportional to 222,888.63, 334,416.18 and 89,806.65 is: 134,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,888.63 : 334,416.18 = 89,806.65 : x
  2. Step 2: Convert to fraction form
    222,888.63/334,416.18 = 89,806.65/x
  3. Step 3: Cross multiply
    222,888.63x = 334,416.18 × 89,806.65
  4. Step 4: Simplify right side
    222,888.63x = 30,032,796,831.60
  5. Step 5: Solve for x
    x = 30,032,796,831.60/222,888.63
  6. Step 6: Final answer
    x = 134,743.51

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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.