Home / 92,150.84-127,172.25-51,867.21

Finding the Fourth Proportional to 92,150.84, 127,172.25 and 51,867.21

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Solution

The fourth proportional to 92,150.84, 127,172.25 and 51,867.21 is: 71,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,150.84 : 127,172.25 = 51,867.21 : x
  2. Step 2: Convert to fraction form
    92,150.84/127,172.25 = 51,867.21/x
  3. Step 3: Cross multiply
    92,150.84x = 127,172.25 × 51,867.21
  4. Step 4: Simplify right side
    92,150.84x = 6,596,069,796.92
  5. Step 5: Solve for x
    x = 6,596,069,796.92/92,150.84
  6. Step 6: Final answer
    x = 71,579.05

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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.