Home / 157,347.40-236,010.30-50,729.80

Finding the Fourth Proportional to 157,347.40, 236,010.30 and 50,729.80

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Solution

The fourth proportional to 157,347.40, 236,010.30 and 50,729.80 is: 76,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,347.40 : 236,010.30 = 50,729.80 : x
  2. Step 2: Convert to fraction form
    157,347.40/236,010.30 = 50,729.80/x
  3. Step 3: Cross multiply
    157,347.40x = 236,010.30 × 50,729.80
  4. Step 4: Simplify right side
    157,347.40x = 11,972,755,316.94
  5. Step 5: Solve for x
    x = 11,972,755,316.94/157,347.40
  6. Step 6: Final answer
    x = 76,091.22

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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.