Home / 91,725.66-137,588.64-25,166.70

Finding the Fourth Proportional to 91,725.66, 137,588.64 and 25,166.70

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Solution

The fourth proportional to 91,725.66, 137,588.64 and 25,166.70 is: 37,750.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,725.66 : 137,588.64 = 25,166.70 : x
  2. Step 2: Convert to fraction form
    91,725.66/137,588.64 = 25,166.70/x
  3. Step 3: Cross multiply
    91,725.66x = 137,588.64 × 25,166.70
  4. Step 4: Simplify right side
    91,725.66x = 3,462,652,026.29
  5. Step 5: Solve for x
    x = 3,462,652,026.29/91,725.66
  6. Step 6: Final answer
    x = 37,750.09

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1.5x scale

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.