Home / 90,223.56-135,332.10-23,663.16

Finding the Fourth Proportional to 90,223.56, 135,332.10 and 23,663.16

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Solution

The fourth proportional to 90,223.56, 135,332.10 and 23,663.16 is: 35,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,223.56 : 135,332.10 = 23,663.16 : x
  2. Step 2: Convert to fraction form
    90,223.56/135,332.10 = 23,663.16/x
  3. Step 3: Cross multiply
    90,223.56x = 135,332.10 × 23,663.16
  4. Step 4: Simplify right side
    90,223.56x = 3,202,385,135.44
  5. Step 5: Solve for x
    x = 3,202,385,135.44/90,223.56
  6. Step 6: Final answer
    x = 35,493.89

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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.