Home / 92,249.32-138,371.52-25,686.76

Finding the Fourth Proportional to 92,249.32, 138,371.52 and 25,686.76

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Solution

The fourth proportional to 92,249.32, 138,371.52 and 25,686.76 is: 38,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,249.32 : 138,371.52 = 25,686.76 : x
  2. Step 2: Convert to fraction form
    92,249.32/138,371.52 = 25,686.76/x
  3. Step 3: Cross multiply
    92,249.32x = 138,371.52 × 25,686.76
  4. Step 4: Simplify right side
    92,249.32x = 3,554,316,025.08
  5. Step 5: Solve for x
    x = 3,554,316,025.08/92,249.32
  6. Step 6: Final answer
    x = 38,529.46

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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.