Home / 91,293.58-125,972.60-51,002.34

Finding the Fourth Proportional to 91,293.58, 125,972.60 and 51,002.34

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Solution

The fourth proportional to 91,293.58, 125,972.60 and 51,002.34 is: 70,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,293.58 : 125,972.60 = 51,002.34 : x
  2. Step 2: Convert to fraction form
    91,293.58/125,972.60 = 51,002.34/x
  3. Step 3: Cross multiply
    91,293.58x = 125,972.60 × 51,002.34
  4. Step 4: Simplify right side
    91,293.58x = 6,424,897,375.88
  5. Step 5: Solve for x
    x = 6,424,897,375.88/91,293.58
  6. Step 6: Final answer
    x = 70,376.22

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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.