Home / 222,278.76-334,140.66-178,386.48

Finding the Fourth Proportional to 222,278.76, 334,140.66 and 178,386.48

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Solution

The fourth proportional to 222,278.76, 334,140.66 and 178,386.48 is: 268,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,278.76 : 334,140.66 = 178,386.48 : x
  2. Step 2: Convert to fraction form
    222,278.76/334,140.66 = 178,386.48/x
  3. Step 3: Cross multiply
    222,278.76x = 334,140.66 × 178,386.48
  4. Step 4: Simplify right side
    222,278.76x = 59,606,176,162.28
  5. Step 5: Solve for x
    x = 59,606,176,162.28/222,278.76
  6. Step 6: Final answer
    x = 268,159.57

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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.