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Finding the Fourth Proportional to 92,108.56, 138,162.83 and 25,548.69

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Solution

The fourth proportional to 92,108.56, 138,162.83 and 25,548.69 is: 38,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,108.56 : 138,162.83 = 25,548.69 : x
  2. Step 2: Convert to fraction form
    92,108.56/138,162.83 = 25,548.69/x
  3. Step 3: Cross multiply
    92,108.56x = 138,162.83 × 25,548.69
  4. Step 4: Simplify right side
    92,108.56x = 3,529,878,962.32
  5. Step 5: Solve for x
    x = 3,529,878,962.32/92,108.56
  6. Step 6: Final answer
    x = 38,323.03

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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.