Home / 127,755.80-191,656.93-52,835.25

Finding the Fourth Proportional to 127,755.80, 191,656.93 and 52,835.25

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Solution

The fourth proportional to 127,755.80, 191,656.93 and 52,835.25 is: 79,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,755.80 : 191,656.93 = 52,835.25 : x
  2. Step 2: Convert to fraction form
    127,755.80/191,656.93 = 52,835.25/x
  3. Step 3: Cross multiply
    127,755.80x = 191,656.93 × 52,835.25
  4. Step 4: Simplify right side
    127,755.80x = 10,126,241,810.78
  5. Step 5: Solve for x
    x = 10,126,241,810.78/127,755.80
  6. Step 6: Final answer
    x = 79,262.48

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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.