Home / 91,674.12-137,511.28-25,114.82

Finding the Fourth Proportional to 91,674.12, 137,511.28 and 25,114.82

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Solution

The fourth proportional to 91,674.12, 137,511.28 and 25,114.82 is: 37,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,674.12 : 137,511.28 = 25,114.82 : x
  2. Step 2: Convert to fraction form
    91,674.12/137,511.28 = 25,114.82/x
  3. Step 3: Cross multiply
    91,674.12x = 137,511.28 × 25,114.82
  4. Step 4: Simplify right side
    91,674.12x = 3,453,571,045.17
  5. Step 5: Solve for x
    x = 3,453,571,045.17/91,674.12
  6. Step 6: Final answer
    x = 37,672.26

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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.