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Finding the Fourth Proportional to 61,448.52, 84,797.72 and 34,590.44

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Solution

The fourth proportional to 61,448.52, 84,797.72 and 34,590.44 is: 47,734.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,448.52 : 84,797.72 = 34,590.44 : x
  2. Step 2: Convert to fraction form
    61,448.52/84,797.72 = 34,590.44/x
  3. Step 3: Cross multiply
    61,448.52x = 84,797.72 × 34,590.44
  4. Step 4: Simplify right side
    61,448.52x = 2,933,190,614.55
  5. Step 5: Solve for x
    x = 2,933,190,614.55/61,448.52
  6. Step 6: Final answer
    x = 47,734.11

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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.