Home / 90,407.56-135,620.45-23,852.29

Finding the Fourth Proportional to 90,407.56, 135,620.45 and 23,852.29

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Solution

The fourth proportional to 90,407.56, 135,620.45 and 23,852.29 is: 35,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,407.56 : 135,620.45 = 23,852.29 : x
  2. Step 2: Convert to fraction form
    90,407.56/135,620.45 = 23,852.29/x
  3. Step 3: Cross multiply
    90,407.56x = 135,620.45 × 23,852.29
  4. Step 4: Simplify right side
    90,407.56x = 3,234,858,303.33
  5. Step 5: Solve for x
    x = 3,234,858,303.33/90,407.56
  6. Step 6: Final answer
    x = 35,780.84

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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.