Home / 113,811.04-170,937.87-92,766.52

Finding the Fourth Proportional to 113,811.04, 170,937.87 and 92,766.52

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Solution

The fourth proportional to 113,811.04, 170,937.87 and 92,766.52 is: 139,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,811.04 : 170,937.87 = 92,766.52 : x
  2. Step 2: Convert to fraction form
    113,811.04/170,937.87 = 92,766.52/x
  3. Step 3: Cross multiply
    113,811.04x = 170,937.87 × 92,766.52
  4. Step 4: Simplify right side
    113,811.04x = 15,857,311,336.11
  5. Step 5: Solve for x
    x = 15,857,311,336.11/113,811.04
  6. Step 6: Final answer
    x = 139,330.17

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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.