Home / 56,101.44-77,428.40-35,981.04

Finding the Fourth Proportional to 56,101.44, 77,428.40 and 35,981.04

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Solution

The fourth proportional to 56,101.44, 77,428.40 and 35,981.04 is: 49,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,101.44 : 77,428.40 = 35,981.04 : x
  2. Step 2: Convert to fraction form
    56,101.44/77,428.40 = 35,981.04/x
  3. Step 3: Cross multiply
    56,101.44x = 77,428.40 × 35,981.04
  4. Step 4: Simplify right side
    56,101.44x = 2,785,954,357.54
  5. Step 5: Solve for x
    x = 2,785,954,357.54/56,101.44
  6. Step 6: Final answer
    x = 49,659.23

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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.