Home / 91,173.53-125,819.63-50,887.29

Finding the Fourth Proportional to 91,173.53, 125,819.63 and 50,887.29

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Solution

The fourth proportional to 91,173.53, 125,819.63 and 50,887.29 is: 70,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,173.53 : 125,819.63 = 50,887.29 : x
  2. Step 2: Convert to fraction form
    91,173.53/125,819.63 = 50,887.29/x
  3. Step 3: Cross multiply
    91,173.53x = 125,819.63 × 50,887.29
  4. Step 4: Simplify right side
    91,173.53x = 6,402,619,699.98
  5. Step 5: Solve for x
    x = 6,402,619,699.98/91,173.53
  6. Step 6: Final answer
    x = 70,224.54

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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.