Home / 91,548.73-137,240.02-35,426.36

Finding the Fourth Proportional to 91,548.73, 137,240.02 and 35,426.36

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Solution

The fourth proportional to 91,548.73, 137,240.02 and 35,426.36 is: 53,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,548.73 : 137,240.02 = 35,426.36 : x
  2. Step 2: Convert to fraction form
    91,548.73/137,240.02 = 35,426.36/x
  3. Step 3: Cross multiply
    91,548.73x = 137,240.02 × 35,426.36
  4. Step 4: Simplify right side
    91,548.73x = 4,861,914,742.31
  5. Step 5: Solve for x
    x = 4,861,914,742.31/91,548.73
  6. Step 6: Final answer
    x = 53,107.40

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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.