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Finding the Fourth Proportional to 237,770.90, 356,433.08 and 79,888.94

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Solution

The fourth proportional to 237,770.90, 356,433.08 and 79,888.94 is: 119,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,770.90 : 356,433.08 = 79,888.94 : x
  2. Step 2: Convert to fraction form
    237,770.90/356,433.08 = 79,888.94/x
  3. Step 3: Cross multiply
    237,770.90x = 356,433.08 × 79,888.94
  4. Step 4: Simplify right side
    237,770.90x = 28,475,059,359.69
  5. Step 5: Solve for x
    x = 28,475,059,359.69/237,770.90
  6. Step 6: Final answer
    x = 119,758.39

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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.