Home / 113,150.15-169,466.85-54,027.35

Finding the Fourth Proportional to 113,150.15, 169,466.85 and 54,027.35

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Solution

The fourth proportional to 113,150.15, 169,466.85 and 54,027.35 is: 80,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,150.15 : 169,466.85 = 54,027.35 : x
  2. Step 2: Convert to fraction form
    113,150.15/169,466.85 = 54,027.35/x
  3. Step 3: Cross multiply
    113,150.15x = 169,466.85 × 54,027.35
  4. Step 4: Simplify right side
    113,150.15x = 9,155,843,971.01
  5. Step 5: Solve for x
    x = 9,155,843,971.01/113,150.15
  6. Step 6: Final answer
    x = 80,917.65

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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.