Home / 150,455.10-207,573.12-90,027.48

Finding the Fourth Proportional to 150,455.10, 207,573.12 and 90,027.48

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Solution

The fourth proportional to 150,455.10, 207,573.12 and 90,027.48 is: 124,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,455.10 : 207,573.12 = 90,027.48 : x
  2. Step 2: Convert to fraction form
    150,455.10/207,573.12 = 90,027.48/x
  3. Step 3: Cross multiply
    150,455.10x = 207,573.12 × 90,027.48
  4. Step 4: Simplify right side
    150,455.10x = 18,687,284,909.34
  5. Step 5: Solve for x
    x = 18,687,284,909.34/150,455.10
  6. Step 6: Final answer
    x = 124,205.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.