Home / 157,869.91-236,801.46-51,253.66

Finding the Fourth Proportional to 157,869.91, 236,801.46 and 51,253.66

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Solution

The fourth proportional to 157,869.91, 236,801.46 and 51,253.66 is: 76,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,869.91 : 236,801.46 = 51,253.66 : x
  2. Step 2: Convert to fraction form
    157,869.91/236,801.46 = 51,253.66/x
  3. Step 3: Cross multiply
    157,869.91x = 236,801.46 × 51,253.66
  4. Step 4: Simplify right side
    157,869.91x = 12,136,940,334.34
  5. Step 5: Solve for x
    x = 12,136,940,334.34/157,869.91
  6. Step 6: Final answer
    x = 76,879.38

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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.