Home / 92,039.13-127,010.70-51,755.22

Finding the Fourth Proportional to 92,039.13, 127,010.70 and 51,755.22

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Solution

The fourth proportional to 92,039.13, 127,010.70 and 51,755.22 is: 71,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,039.13 : 127,010.70 = 51,755.22 : x
  2. Step 2: Convert to fraction form
    92,039.13/127,010.70 = 51,755.22/x
  3. Step 3: Cross multiply
    92,039.13x = 127,010.70 × 51,755.22
  4. Step 4: Simplify right side
    92,039.13x = 6,573,466,720.85
  5. Step 5: Solve for x
    x = 6,573,466,720.85/92,039.13
  6. Step 6: Final answer
    x = 71,420.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.