Home / 91,846.08-137,637.56-52,321.58

Finding the Fourth Proportional to 91,846.08, 137,637.56 and 52,321.58

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Solution

The fourth proportional to 91,846.08, 137,637.56 and 52,321.58 is: 78,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,846.08 : 137,637.56 = 52,321.58 : x
  2. Step 2: Convert to fraction form
    91,846.08/137,637.56 = 52,321.58/x
  3. Step 3: Cross multiply
    91,846.08x = 137,637.56 × 52,321.58
  4. Step 4: Simplify right side
    91,846.08x = 7,201,414,606.54
  5. Step 5: Solve for x
    x = 7,201,414,606.54/91,846.08
  6. Step 6: Final answer
    x = 78,407.42

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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.