Home / 91,133.72-125,764.14-50,845.10

Finding the Fourth Proportional to 91,133.72, 125,764.14 and 50,845.10

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Solution

The fourth proportional to 91,133.72, 125,764.14 and 50,845.10 is: 70,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,133.72 : 125,764.14 = 50,845.10 : x
  2. Step 2: Convert to fraction form
    91,133.72/125,764.14 = 50,845.10/x
  3. Step 3: Cross multiply
    91,133.72x = 125,764.14 × 50,845.10
  4. Step 4: Simplify right side
    91,133.72x = 6,394,490,274.71
  5. Step 5: Solve for x
    x = 6,394,490,274.71/91,133.72
  6. Step 6: Final answer
    x = 70,166.02

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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.