Home / 242,338.22-334,434.44-151,665.20

Finding the Fourth Proportional to 242,338.22, 334,434.44 and 151,665.20

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Solution

The fourth proportional to 242,338.22, 334,434.44 and 151,665.20 is: 209,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,338.22 : 334,434.44 = 151,665.20 : x
  2. Step 2: Convert to fraction form
    242,338.22/334,434.44 = 151,665.20/x
  3. Step 3: Cross multiply
    242,338.22x = 334,434.44 × 151,665.20
  4. Step 4: Simplify right side
    242,338.22x = 50,722,066,190.61
  5. Step 5: Solve for x
    x = 50,722,066,190.61/242,338.22
  6. Step 6: Final answer
    x = 209,302.79

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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.