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Finding the Fourth Proportional to 55,946.60, 77,200.80 and 32,067.80

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Solution

The fourth proportional to 55,946.60, 77,200.80 and 32,067.80 is: 44,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.60 : 77,200.80 = 32,067.80 : x
  2. Step 2: Convert to fraction form
    55,946.60/77,200.80 = 32,067.80/x
  3. Step 3: Cross multiply
    55,946.60x = 77,200.80 × 32,067.80
  4. Step 4: Simplify right side
    55,946.60x = 2,475,659,814.24
  5. Step 5: Solve for x
    x = 2,475,659,814.24/55,946.60
  6. Step 6: Final answer
    x = 44,250.41

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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.