Home / 90,377.34-135,534.80-37,054.19

Finding the Fourth Proportional to 90,377.34, 135,534.80 and 37,054.19

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Solution

The fourth proportional to 90,377.34, 135,534.80 and 37,054.19 is: 55,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,377.34 : 135,534.80 = 37,054.19 : x
  2. Step 2: Convert to fraction form
    90,377.34/135,534.80 = 37,054.19/x
  3. Step 3: Cross multiply
    90,377.34x = 135,534.80 × 37,054.19
  4. Step 4: Simplify right side
    90,377.34x = 5,022,131,367.87
  5. Step 5: Solve for x
    x = 5,022,131,367.87/90,377.34
  6. Step 6: Final answer
    x = 55,568.48

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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.