Home / 112,181.77-168,025.43-92,726.62

Finding the Fourth Proportional to 112,181.77, 168,025.43 and 92,726.62

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Solution

The fourth proportional to 112,181.77, 168,025.43 and 92,726.62 is: 138,885.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,181.77 : 168,025.43 = 92,726.62 : x
  2. Step 2: Convert to fraction form
    112,181.77/168,025.43 = 92,726.62/x
  3. Step 3: Cross multiply
    112,181.77x = 168,025.43 × 92,726.62
  4. Step 4: Simplify right side
    112,181.77x = 15,580,429,661.97
  5. Step 5: Solve for x
    x = 15,580,429,661.97/112,181.77
  6. Step 6: Final answer
    x = 138,885.57

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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.