Home / 161,267.79-222,578.64-93,275.31

Finding the Fourth Proportional to 161,267.79, 222,578.64 and 93,275.31

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Solution

The fourth proportional to 161,267.79, 222,578.64 and 93,275.31 is: 128,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,267.79 : 222,578.64 = 93,275.31 : x
  2. Step 2: Convert to fraction form
    161,267.79/222,578.64 = 93,275.31/x
  3. Step 3: Cross multiply
    161,267.79x = 222,578.64 × 93,275.31
  4. Step 4: Simplify right side
    161,267.79x = 20,761,091,645.38
  5. Step 5: Solve for x
    x = 20,761,091,645.38/161,267.79
  6. Step 6: Final answer
    x = 128,736.75

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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.