Home / 113,285.69-169,928.52-53,941.44

Finding the Fourth Proportional to 113,285.69, 169,928.52 and 53,941.44

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Solution

The fourth proportional to 113,285.69, 169,928.52 and 53,941.44 is: 80,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,285.69 : 169,928.52 = 53,941.44 : x
  2. Step 2: Convert to fraction form
    113,285.69/169,928.52 = 53,941.44/x
  3. Step 3: Cross multiply
    113,285.69x = 169,928.52 × 53,941.44
  4. Step 4: Simplify right side
    113,285.69x = 9,166,189,065.87
  5. Step 5: Solve for x
    x = 9,166,189,065.87/113,285.69
  6. Step 6: Final answer
    x = 80,912.15

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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.