Home / 91,262.75-125,941.23-50,977.10

Finding the Fourth Proportional to 91,262.75, 125,941.23 and 50,977.10

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Solution

The fourth proportional to 91,262.75, 125,941.23 and 50,977.10 is: 70,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,262.75 : 125,941.23 = 50,977.10 : x
  2. Step 2: Convert to fraction form
    91,262.75/125,941.23 = 50,977.10/x
  3. Step 3: Cross multiply
    91,262.75x = 125,941.23 × 50,977.10
  4. Step 4: Simplify right side
    91,262.75x = 6,420,118,046.13
  5. Step 5: Solve for x
    x = 6,420,118,046.13/91,262.75
  6. Step 6: Final answer
    x = 70,347.63

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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.