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Finding the Fourth Proportional to 265,147.05, 365,910.63 and 144,296.13

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Solution

The fourth proportional to 265,147.05, 365,910.63 and 144,296.13 is: 199,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,147.05 : 365,910.63 = 144,296.13 : x
  2. Step 2: Convert to fraction form
    265,147.05/365,910.63 = 144,296.13/x
  3. Step 3: Cross multiply
    265,147.05x = 365,910.63 × 144,296.13
  4. Step 4: Simplify right side
    265,147.05x = 52,799,487,834.86
  5. Step 5: Solve for x
    x = 52,799,487,834.86/265,147.05
  6. Step 6: Final answer
    x = 199,132.85

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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.