Home / 92,112.48-138,168.72-25,552.62

Finding the Fourth Proportional to 92,112.48, 138,168.72 and 25,552.62

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Solution

The fourth proportional to 92,112.48, 138,168.72 and 25,552.62 is: 38,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,112.48 : 138,168.72 = 25,552.62 : x
  2. Step 2: Convert to fraction form
    92,112.48/138,168.72 = 25,552.62/x
  3. Step 3: Cross multiply
    92,112.48x = 138,168.72 × 25,552.62
  4. Step 4: Simplify right side
    92,112.48x = 3,530,572,798.05
  5. Step 5: Solve for x
    x = 3,530,572,798.05/92,112.48
  6. Step 6: Final answer
    x = 38,328.93

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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.