Home / 146,450.68-219,695.70-51,658.60

Finding the Fourth Proportional to 146,450.68, 219,695.70 and 51,658.60

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Solution

The fourth proportional to 146,450.68, 219,695.70 and 51,658.60 is: 77,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,450.68 : 219,695.70 = 51,658.60 : x
  2. Step 2: Convert to fraction form
    146,450.68/219,695.70 = 51,658.60/x
  3. Step 3: Cross multiply
    146,450.68x = 219,695.70 × 51,658.60
  4. Step 4: Simplify right side
    146,450.68x = 11,349,172,288.02
  5. Step 5: Solve for x
    x = 11,349,172,288.02/146,450.68
  6. Step 6: Final answer
    x = 77,494.84

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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.