Home / 235,281.90-352,676.13-115,173.24

Finding the Fourth Proportional to 235,281.90, 352,676.13 and 115,173.24

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Solution

The fourth proportional to 235,281.90, 352,676.13 and 115,173.24 is: 172,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,281.90 : 352,676.13 = 115,173.24 : x
  2. Step 2: Convert to fraction form
    235,281.90/352,676.13 = 115,173.24/x
  3. Step 3: Cross multiply
    235,281.90x = 352,676.13 × 115,173.24
  4. Step 4: Simplify right side
    235,281.90x = 40,618,852,562.76
  5. Step 5: Solve for x
    x = 40,618,852,562.76/235,281.90
  6. Step 6: Final answer
    x = 172,639.09

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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.