Home / 151,241.22-226,516.77-72,411.21

Finding the Fourth Proportional to 151,241.22, 226,516.77 and 72,411.21

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Solution

The fourth proportional to 151,241.22, 226,516.77 and 72,411.21 is: 108,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,241.22 : 226,516.77 = 72,411.21 : x
  2. Step 2: Convert to fraction form
    151,241.22/226,516.77 = 72,411.21/x
  3. Step 3: Cross multiply
    151,241.22x = 226,516.77 × 72,411.21
  4. Step 4: Simplify right side
    151,241.22x = 16,402,353,400.99
  5. Step 5: Solve for x
    x = 16,402,353,400.99/151,241.22
  6. Step 6: Final answer
    x = 108,451.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.