Home / 55,799.55-77,020.44-33,142.23

Finding the Fourth Proportional to 55,799.55, 77,020.44 and 33,142.23

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Solution

The fourth proportional to 55,799.55, 77,020.44 and 33,142.23 is: 45,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,799.55 : 77,020.44 = 33,142.23 : x
  2. Step 2: Convert to fraction form
    55,799.55/77,020.44 = 33,142.23/x
  3. Step 3: Cross multiply
    55,799.55x = 77,020.44 × 33,142.23
  4. Step 4: Simplify right side
    55,799.55x = 2,552,629,137.18
  5. Step 5: Solve for x
    x = 2,552,629,137.18/55,799.55
  6. Step 6: Final answer
    x = 45,746.41

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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.