Home / 146,751.93-220,161.51-53,257.68

Finding the Fourth Proportional to 146,751.93, 220,161.51 and 53,257.68

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Solution

The fourth proportional to 146,751.93, 220,161.51 and 53,257.68 is: 79,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,751.93 : 220,161.51 = 53,257.68 : x
  2. Step 2: Convert to fraction form
    146,751.93/220,161.51 = 53,257.68/x
  3. Step 3: Cross multiply
    146,751.93x = 220,161.51 × 53,257.68
  4. Step 4: Simplify right side
    146,751.93x = 11,725,291,247.90
  5. Step 5: Solve for x
    x = 11,725,291,247.90/146,751.93
  6. Step 6: Final answer
    x = 79,898.72

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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.