Home / 242,262.70-334,319.20-134,832.76

Finding the Fourth Proportional to 242,262.70, 334,319.20 and 134,832.76

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Solution

The fourth proportional to 242,262.70, 334,319.20 and 134,832.76 is: 186,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,262.70 : 334,319.20 = 134,832.76 : x
  2. Step 2: Convert to fraction form
    242,262.70/334,319.20 = 134,832.76/x
  3. Step 3: Cross multiply
    242,262.70x = 334,319.20 × 134,832.76
  4. Step 4: Simplify right side
    242,262.70x = 45,077,180,456.99
  5. Step 5: Solve for x
    x = 45,077,180,456.99/242,262.70
  6. Step 6: Final answer
    x = 186,067.36

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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.