Home / 227,423.16-313,838.55-125,446.46

Finding the Fourth Proportional to 227,423.16, 313,838.55 and 125,446.46

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Solution

The fourth proportional to 227,423.16, 313,838.55 and 125,446.46 is: 173,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,423.16 : 313,838.55 = 125,446.46 : x
  2. Step 2: Convert to fraction form
    227,423.16/313,838.55 = 125,446.46/x
  3. Step 3: Cross multiply
    227,423.16x = 313,838.55 × 125,446.46
  4. Step 4: Simplify right side
    227,423.16x = 39,369,933,539.84
  5. Step 5: Solve for x
    x = 39,369,933,539.84/227,423.16
  6. Step 6: Final answer
    x = 173,113.12

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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.