Home / 235,428.30-353,142.45-95,114.70

Finding the Fourth Proportional to 235,428.30, 353,142.45 and 95,114.70

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Solution

The fourth proportional to 235,428.30, 353,142.45 and 95,114.70 is: 142,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,428.30 : 353,142.45 = 95,114.70 : x
  2. Step 2: Convert to fraction form
    235,428.30/353,142.45 = 95,114.70/x
  3. Step 3: Cross multiply
    235,428.30x = 353,142.45 × 95,114.70
  4. Step 4: Simplify right side
    235,428.30x = 33,589,038,189.02
  5. Step 5: Solve for x
    x = 33,589,038,189.02/235,428.30
  6. Step 6: Final answer
    x = 142,672.05

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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.