Home / 92,025.04-138,039.29-28,843.77

Finding the Fourth Proportional to 92,025.04, 138,039.29 and 28,843.77

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Solution

The fourth proportional to 92,025.04, 138,039.29 and 28,843.77 is: 43,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,025.04 : 138,039.29 = 28,843.77 : x
  2. Step 2: Convert to fraction form
    92,025.04/138,039.29 = 28,843.77/x
  3. Step 3: Cross multiply
    92,025.04x = 138,039.29 × 28,843.77
  4. Step 4: Simplify right side
    92,025.04x = 3,981,573,531.72
  5. Step 5: Solve for x
    x = 3,981,573,531.72/92,025.04
  6. Step 6: Final answer
    x = 43,266.20

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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.