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Finding the Fourth Proportional to 224,527.76, 309,888.24 and 133,889.72

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Solution

The fourth proportional to 224,527.76, 309,888.24 and 133,889.72 is: 184,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,527.76 : 309,888.24 = 133,889.72 : x
  2. Step 2: Convert to fraction form
    224,527.76/309,888.24 = 133,889.72/x
  3. Step 3: Cross multiply
    224,527.76x = 309,888.24 × 133,889.72
  4. Step 4: Simplify right side
    224,527.76x = 41,490,849,684.89
  5. Step 5: Solve for x
    x = 41,490,849,684.89/224,527.76
  6. Step 6: Final answer
    x = 184,791.63

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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.