Home / 90,743.58-136,114.90-23,275.33

Finding the Fourth Proportional to 90,743.58, 136,114.90 and 23,275.33

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Solution

The fourth proportional to 90,743.58, 136,114.90 and 23,275.33 is: 34,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,743.58 : 136,114.90 = 23,275.33 : x
  2. Step 2: Convert to fraction form
    90,743.58/136,114.90 = 23,275.33/x
  3. Step 3: Cross multiply
    90,743.58x = 136,114.90 × 23,275.33
  4. Step 4: Simplify right side
    90,743.58x = 3,168,118,816.94
  5. Step 5: Solve for x
    x = 3,168,118,816.94/90,743.58
  6. Step 6: Final answer
    x = 34,912.87

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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.