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Finding the Fourth Proportional to 67,335.25, 92,918.47 and 37,119.01

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Solution

The fourth proportional to 67,335.25, 92,918.47 and 37,119.01 is: 51,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,335.25 : 92,918.47 = 37,119.01 : x
  2. Step 2: Convert to fraction form
    67,335.25/92,918.47 = 37,119.01/x
  3. Step 3: Cross multiply
    67,335.25x = 92,918.47 × 37,119.01
  4. Step 4: Simplify right side
    67,335.25x = 3,449,041,617.11
  5. Step 5: Solve for x
    x = 3,449,041,617.11/67,335.25
  6. Step 6: Final answer
    x = 51,221.93

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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.