Home / 146,558.09-219,595.66-134,301.78

Finding the Fourth Proportional to 146,558.09, 219,595.66 and 134,301.78

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Solution

The fourth proportional to 146,558.09, 219,595.66 and 134,301.78 is: 201,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,558.09 : 219,595.66 = 134,301.78 : x
  2. Step 2: Convert to fraction form
    146,558.09/219,595.66 = 134,301.78/x
  3. Step 3: Cross multiply
    146,558.09x = 219,595.66 × 134,301.78
  4. Step 4: Simplify right side
    146,558.09x = 29,492,087,682.52
  5. Step 5: Solve for x
    x = 29,492,087,682.52/146,558.09
  6. Step 6: Final answer
    x = 201,231.38

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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.