Home / 161,302.97-222,622.32-116,130.47

Finding the Fourth Proportional to 161,302.97, 222,622.32 and 116,130.47

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Solution

The fourth proportional to 161,302.97, 222,622.32 and 116,130.47 is: 160,277.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,302.97 : 222,622.32 = 116,130.47 : x
  2. Step 2: Convert to fraction form
    161,302.97/222,622.32 = 116,130.47/x
  3. Step 3: Cross multiply
    161,302.97x = 222,622.32 × 116,130.47
  4. Step 4: Simplify right side
    161,302.97x = 25,853,234,654.09
  5. Step 5: Solve for x
    x = 25,853,234,654.09/161,302.97
  6. Step 6: Final answer
    x = 160,277.49

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1.5x scale

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.