Home / 146,027.12-219,042.42-57,322.40

Finding the Fourth Proportional to 146,027.12, 219,042.42 and 57,322.40

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Solution

The fourth proportional to 146,027.12, 219,042.42 and 57,322.40 is: 85,984.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,027.12 : 219,042.42 = 57,322.40 : x
  2. Step 2: Convert to fraction form
    146,027.12/219,042.42 = 57,322.40/x
  3. Step 3: Cross multiply
    146,027.12x = 219,042.42 × 57,322.40
  4. Step 4: Simplify right side
    146,027.12x = 12,556,037,216.21
  5. Step 5: Solve for x
    x = 12,556,037,216.21/146,027.12
  6. Step 6: Final answer
    x = 85,984.28

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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.