Home / 92,015.42-138,007.47-29,685.92

Finding the Fourth Proportional to 92,015.42, 138,007.47 and 29,685.92

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Solution

The fourth proportional to 92,015.42, 138,007.47 and 29,685.92 is: 44,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015.42 : 138,007.47 = 29,685.92 : x
  2. Step 2: Convert to fraction form
    92,015.42/138,007.47 = 29,685.92/x
  3. Step 3: Cross multiply
    92,015.42x = 138,007.47 × 29,685.92
  4. Step 4: Simplify right side
    92,015.42x = 4,096,878,713.82
  5. Step 5: Solve for x
    x = 4,096,878,713.82/92,015.42
  6. Step 6: Final answer
    x = 44,523.83

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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.