Home / 75,353.92-104,007.52-51,490.24

Finding the Fourth Proportional to 75,353.92, 104,007.52 and 51,490.24

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Solution

The fourth proportional to 75,353.92, 104,007.52 and 51,490.24 is: 71,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,353.92 : 104,007.52 = 51,490.24 : x
  2. Step 2: Convert to fraction form
    75,353.92/104,007.52 = 51,490.24/x
  3. Step 3: Cross multiply
    75,353.92x = 104,007.52 × 51,490.24
  4. Step 4: Simplify right side
    75,353.92x = 5,355,372,166.60
  5. Step 5: Solve for x
    x = 5,355,372,166.60/75,353.92
  6. Step 6: Final answer
    x = 71,069.59

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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.