Home / 151,319.70-208,910.61-134,504.10

Finding the Fourth Proportional to 151,319.70, 208,910.61 and 134,504.10

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Solution

The fourth proportional to 151,319.70, 208,910.61 and 134,504.10 is: 185,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,319.70 : 208,910.61 = 134,504.10 : x
  2. Step 2: Convert to fraction form
    151,319.70/208,910.61 = 134,504.10/x
  3. Step 3: Cross multiply
    151,319.70x = 208,910.61 × 134,504.10
  4. Step 4: Simplify right side
    151,319.70x = 28,099,333,578.50
  5. Step 5: Solve for x
    x = 28,099,333,578.50/151,319.70
  6. Step 6: Final answer
    x = 185,695.14

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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.