Home / 92,039.36-138,045.68-25,484.16

Finding the Fourth Proportional to 92,039.36, 138,045.68 and 25,484.16

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Solution

The fourth proportional to 92,039.36, 138,045.68 and 25,484.16 is: 38,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,039.36 : 138,045.68 = 25,484.16 : x
  2. Step 2: Convert to fraction form
    92,039.36/138,045.68 = 25,484.16/x
  3. Step 3: Cross multiply
    92,039.36x = 138,045.68 × 25,484.16
  4. Step 4: Simplify right side
    92,039.36x = 3,517,978,196.43
  5. Step 5: Solve for x
    x = 3,517,978,196.43/92,039.36
  6. Step 6: Final answer
    x = 38,222.54

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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.