Home / 92,087.07-138,116.91-25,520.25

Finding the Fourth Proportional to 92,087.07, 138,116.91 and 25,520.25

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Solution

The fourth proportional to 92,087.07, 138,116.91 and 25,520.25 is: 38,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,087.07 : 138,116.91 = 25,520.25 : x
  2. Step 2: Convert to fraction form
    92,087.07/138,116.91 = 25,520.25/x
  3. Step 3: Cross multiply
    92,087.07x = 138,116.91 × 25,520.25
  4. Step 4: Simplify right side
    92,087.07x = 3,524,778,417.72
  5. Step 5: Solve for x
    x = 3,524,778,417.72/92,087.07
  6. Step 6: Final answer
    x = 38,276.59

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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.