Home / 90,062.44-135,096.39-30,897.25

Finding the Fourth Proportional to 90,062.44, 135,096.39 and 30,897.25

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Solution

The fourth proportional to 90,062.44, 135,096.39 and 30,897.25 is: 46,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,062.44 : 135,096.39 = 30,897.25 : x
  2. Step 2: Convert to fraction form
    90,062.44/135,096.39 = 30,897.25/x
  3. Step 3: Cross multiply
    90,062.44x = 135,096.39 × 30,897.25
  4. Step 4: Simplify right side
    90,062.44x = 4,174,106,781.44
  5. Step 5: Solve for x
    x = 4,174,106,781.44/90,062.44
  6. Step 6: Final answer
    x = 46,346.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.