Home / 150,130.15-225,219.83-71,201.32

Finding the Fourth Proportional to 150,130.15, 225,219.83 and 71,201.32

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Solution

The fourth proportional to 150,130.15, 225,219.83 and 71,201.32 is: 106,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,130.15 : 225,219.83 = 71,201.32 : x
  2. Step 2: Convert to fraction form
    150,130.15/225,219.83 = 71,201.32/x
  3. Step 3: Cross multiply
    150,130.15x = 225,219.83 × 71,201.32
  4. Step 4: Simplify right side
    150,130.15x = 16,035,948,267.12
  5. Step 5: Solve for x
    x = 16,035,948,267.12/150,130.15
  6. Step 6: Final answer
    x = 106,813.64

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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.