Home / 226,587.54-312,655.76-131,103.14

Finding the Fourth Proportional to 226,587.54, 312,655.76 and 131,103.14

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Solution

The fourth proportional to 226,587.54, 312,655.76 and 131,103.14 is: 180,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,587.54 : 312,655.76 = 131,103.14 : x
  2. Step 2: Convert to fraction form
    226,587.54/312,655.76 = 131,103.14/x
  3. Step 3: Cross multiply
    226,587.54x = 312,655.76 × 131,103.14
  4. Step 4: Simplify right side
    226,587.54x = 40,990,151,875.09
  5. Step 5: Solve for x
    x = 40,990,151,875.09/226,587.54
  6. Step 6: Final answer
    x = 180,902.06

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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.