Home / 235,090.80-352,636.20-146,298.60

Finding the Fourth Proportional to 235,090.80, 352,636.20 and 146,298.60

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Solution

The fourth proportional to 235,090.80, 352,636.20 and 146,298.60 is: 219,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,090.80 : 352,636.20 = 146,298.60 : x
  2. Step 2: Convert to fraction form
    235,090.80/352,636.20 = 146,298.60/x
  3. Step 3: Cross multiply
    235,090.80x = 352,636.20 × 146,298.60
  4. Step 4: Simplify right side
    235,090.80x = 51,590,182,369.32
  5. Step 5: Solve for x
    x = 51,590,182,369.32/235,090.80
  6. Step 6: Final answer
    x = 219,447.90

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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.