Home / 92,147.32-138,220.26-25,588.36

Finding the Fourth Proportional to 92,147.32, 138,220.26 and 25,588.36

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Solution

The fourth proportional to 92,147.32, 138,220.26 and 25,588.36 is: 38,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,147.32 : 138,220.26 = 25,588.36 : x
  2. Step 2: Convert to fraction form
    92,147.32/138,220.26 = 25,588.36/x
  3. Step 3: Cross multiply
    92,147.32x = 138,220.26 × 25,588.36
  4. Step 4: Simplify right side
    92,147.32x = 3,536,829,772.17
  5. Step 5: Solve for x
    x = 3,536,829,772.17/92,147.32
  6. Step 6: Final answer
    x = 38,382.34

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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.