Home / 219,928.10-329,892.15-167,440.10

Finding the Fourth Proportional to 219,928.10, 329,892.15 and 167,440.10

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Solution

The fourth proportional to 219,928.10, 329,892.15 and 167,440.10 is: 251,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,928.10 : 329,892.15 = 167,440.10 : x
  2. Step 2: Convert to fraction form
    219,928.10/329,892.15 = 167,440.10/x
  3. Step 3: Cross multiply
    219,928.10x = 329,892.15 × 167,440.10
  4. Step 4: Simplify right side
    219,928.10x = 55,237,174,585.22
  5. Step 5: Solve for x
    x = 55,237,174,585.22/219,928.10
  6. Step 6: Final answer
    x = 251,160.15

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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.