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Finding the Fourth Proportional to 224,349.63, 309,602.48 and 123,747.63

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Solution

The fourth proportional to 224,349.63, 309,602.48 and 123,747.63 is: 170,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,349.63 : 309,602.48 = 123,747.63 : x
  2. Step 2: Convert to fraction form
    224,349.63/309,602.48 = 123,747.63/x
  3. Step 3: Cross multiply
    224,349.63x = 309,602.48 × 123,747.63
  4. Step 4: Simplify right side
    224,349.63x = 38,312,573,142.12
  5. Step 5: Solve for x
    x = 38,312,573,142.12/224,349.63
  6. Step 6: Final answer
    x = 170,771.72

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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.