Home / 226,219.50-312,182.91-125,617.50

Finding the Fourth Proportional to 226,219.50, 312,182.91 and 125,617.50

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Solution

The fourth proportional to 226,219.50, 312,182.91 and 125,617.50 is: 173,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,219.50 : 312,182.91 = 125,617.50 : x
  2. Step 2: Convert to fraction form
    226,219.50/312,182.91 = 125,617.50/x
  3. Step 3: Cross multiply
    226,219.50x = 312,182.91 × 125,617.50
  4. Step 4: Simplify right side
    226,219.50x = 39,215,636,696.93
  5. Step 5: Solve for x
    x = 39,215,636,696.93/226,219.50
  6. Step 6: Final answer
    x = 173,352.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.