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Finding the Fourth Proportional to 91,459.94, 137,195.22 and 35,300.36

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Solution

The fourth proportional to 91,459.94, 137,195.22 and 35,300.36 is: 52,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,459.94 : 137,195.22 = 35,300.36 : x
  2. Step 2: Convert to fraction form
    91,459.94/137,195.22 = 35,300.36/x
  3. Step 3: Cross multiply
    91,459.94x = 137,195.22 × 35,300.36
  4. Step 4: Simplify right side
    91,459.94x = 4,843,040,656.28
  5. Step 5: Solve for x
    x = 4,843,040,656.28/91,459.94
  6. Step 6: Final answer
    x = 52,952.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.