Home / 242,296.79-334,380.56-134,873.69

Finding the Fourth Proportional to 242,296.79, 334,380.56 and 134,873.69

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Solution

The fourth proportional to 242,296.79, 334,380.56 and 134,873.69 is: 186,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,296.79 : 334,380.56 = 134,873.69 : x
  2. Step 2: Convert to fraction form
    242,296.79/334,380.56 = 134,873.69/x
  3. Step 3: Cross multiply
    242,296.79x = 334,380.56 × 134,873.69
  4. Step 4: Simplify right side
    242,296.79x = 45,099,137,645.20
  5. Step 5: Solve for x
    x = 45,099,137,645.20/242,296.79
  6. Step 6: Final answer
    x = 186,131.80

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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.