Home / 148,406.90-204,832.46-136,451.30

Finding the Fourth Proportional to 148,406.90, 204,832.46 and 136,451.30

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Solution

The fourth proportional to 148,406.90, 204,832.46 and 136,451.30 is: 188,331.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,406.90 : 204,832.46 = 136,451.30 : x
  2. Step 2: Convert to fraction form
    148,406.90/204,832.46 = 136,451.30/x
  3. Step 3: Cross multiply
    148,406.90x = 204,832.46 × 136,451.30
  4. Step 4: Simplify right side
    148,406.90x = 27,949,655,449.20
  5. Step 5: Solve for x
    x = 27,949,655,449.20/148,406.90
  6. Step 6: Final answer
    x = 188,331.24

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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.