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Finding the Fourth Proportional to 50,484.78, 69,664.23 and 29,265.30

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Solution

The fourth proportional to 50,484.78, 69,664.23 and 29,265.30 is: 40,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,484.78 : 69,664.23 = 29,265.30 : x
  2. Step 2: Convert to fraction form
    50,484.78/69,664.23 = 29,265.30/x
  3. Step 3: Cross multiply
    50,484.78x = 69,664.23 × 29,265.30
  4. Step 4: Simplify right side
    50,484.78x = 2,038,744,590.22
  5. Step 5: Solve for x
    x = 2,038,744,590.22/50,484.78
  6. Step 6: Final answer
    x = 40,383.35

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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.