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Finding the Fourth Proportional to 226,477.62, 312,527.16 and 124,516.04

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Solution

The fourth proportional to 226,477.62, 312,527.16 and 124,516.04 is: 171,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,477.62 : 312,527.16 = 124,516.04 : x
  2. Step 2: Convert to fraction form
    226,477.62/312,527.16 = 124,516.04/x
  3. Step 3: Cross multiply
    226,477.62x = 312,527.16 × 124,516.04
  4. Step 4: Simplify right side
    226,477.62x = 38,914,642,793.01
  5. Step 5: Solve for x
    x = 38,914,642,793.01/226,477.62
  6. Step 6: Final answer
    x = 171,825.56

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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.