Home / 219,200.10-329,188.95-169,401.30

Finding the Fourth Proportional to 219,200.10, 329,188.95 and 169,401.30

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Solution

The fourth proportional to 219,200.10, 329,188.95 and 169,401.30 is: 254,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,200.10 : 329,188.95 = 169,401.30 : x
  2. Step 2: Convert to fraction form
    219,200.10/329,188.95 = 169,401.30/x
  3. Step 3: Cross multiply
    219,200.10x = 329,188.95 × 169,401.30
  4. Step 4: Simplify right side
    219,200.10x = 55,765,036,075.64
  5. Step 5: Solve for x
    x = 55,765,036,075.64/219,200.10
  6. Step 6: Final answer
    x = 254,402.42

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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.