Home / 92,270.23-138,405.43-25,712.13

Finding the Fourth Proportional to 92,270.23, 138,405.43 and 25,712.13

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Solution

The fourth proportional to 92,270.23, 138,405.43 and 25,712.13 is: 38,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,270.23 : 138,405.43 = 25,712.13 : x
  2. Step 2: Convert to fraction form
    92,270.23/138,405.43 = 25,712.13/x
  3. Step 3: Cross multiply
    92,270.23x = 138,405.43 × 25,712.13
  4. Step 4: Simplify right side
    92,270.23x = 3,558,699,032.34
  5. Step 5: Solve for x
    x = 3,558,699,032.34/92,270.23
  6. Step 6: Final answer
    x = 38,568.22

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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.