Home / 92,416.12-138,632.91-25,856.26

Finding the Fourth Proportional to 92,416.12, 138,632.91 and 25,856.26

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Solution

The fourth proportional to 92,416.12, 138,632.91 and 25,856.26 is: 38,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,416.12 : 138,632.91 = 25,856.26 : x
  2. Step 2: Convert to fraction form
    92,416.12/138,632.91 = 25,856.26/x
  3. Step 3: Cross multiply
    92,416.12x = 138,632.91 × 25,856.26
  4. Step 4: Simplify right side
    92,416.12x = 3,584,528,565.52
  5. Step 5: Solve for x
    x = 3,584,528,565.52/92,416.12
  6. Step 6: Final answer
    x = 38,786.83

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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.