Home / 226,116.60-339,158.43-91,189.77

Finding the Fourth Proportional to 226,116.60, 339,158.43 and 91,189.77

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Solution

The fourth proportional to 226,116.60, 339,158.43 and 91,189.77 is: 136,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,116.60 : 339,158.43 = 91,189.77 : x
  2. Step 2: Convert to fraction form
    226,116.60/339,158.43 = 91,189.77/x
  3. Step 3: Cross multiply
    226,116.60x = 339,158.43 × 91,189.77
  4. Step 4: Simplify right side
    226,116.60x = 30,927,779,225.26
  5. Step 5: Solve for x
    x = 30,927,779,225.26/226,116.60
  6. Step 6: Final answer
    x = 136,778.01

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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.