Home / 226,741.14-312,905.00-124,768.80

Finding the Fourth Proportional to 226,741.14, 312,905.00 and 124,768.80

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Solution

The fourth proportional to 226,741.14, 312,905.00 and 124,768.80 is: 172,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,741.14 : 312,905.00 = 124,768.80 : x
  2. Step 2: Convert to fraction form
    226,741.14/312,905.00 = 124,768.80/x
  3. Step 3: Cross multiply
    226,741.14x = 312,905.00 × 124,768.80
  4. Step 4: Simplify right side
    226,741.14x = 39,040,779,371.20
  5. Step 5: Solve for x
    x = 39,040,779,371.20/226,741.14
  6. Step 6: Final answer
    x = 172,182.16

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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.