Home / 170,541.20-255,811.64-58,212.11

Finding the Fourth Proportional to 170,541.20, 255,811.64 and 58,212.11

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Solution

The fourth proportional to 170,541.20, 255,811.64 and 58,212.11 is: 87,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,541.20 : 255,811.64 = 58,212.11 : x
  2. Step 2: Convert to fraction form
    170,541.20/255,811.64 = 58,212.11/x
  3. Step 3: Cross multiply
    170,541.20x = 255,811.64 × 58,212.11
  4. Step 4: Simplify right side
    170,541.20x = 14,891,335,326.96
  5. Step 5: Solve for x
    x = 14,891,335,326.96/170,541.20
  6. Step 6: Final answer
    x = 87,318.11

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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.