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Finding the Fourth Proportional to 55,953.39, 77,208.48 and 37,843.41

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Solution

The fourth proportional to 55,953.39, 77,208.48 and 37,843.41 is: 52,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,953.39 : 77,208.48 = 37,843.41 : x
  2. Step 2: Convert to fraction form
    55,953.39/77,208.48 = 37,843.41/x
  3. Step 3: Cross multiply
    55,953.39x = 77,208.48 × 37,843.41
  4. Step 4: Simplify right side
    55,953.39x = 2,921,832,164.12
  5. Step 5: Solve for x
    x = 2,921,832,164.12/55,953.39
  6. Step 6: Final answer
    x = 52,219.04

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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.