Home / 235,828.20-353,742.30-164,969.40

Finding the Fourth Proportional to 235,828.20, 353,742.30 and 164,969.40

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Solution

The fourth proportional to 235,828.20, 353,742.30 and 164,969.40 is: 247,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,828.20 : 353,742.30 = 164,969.40 : x
  2. Step 2: Convert to fraction form
    235,828.20/353,742.30 = 164,969.40/x
  3. Step 3: Cross multiply
    235,828.20x = 353,742.30 × 164,969.40
  4. Step 4: Simplify right side
    235,828.20x = 58,356,654,985.62
  5. Step 5: Solve for x
    x = 58,356,654,985.62/235,828.20
  6. Step 6: Final answer
    x = 247,454.10

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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.