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Finding the Fourth Proportional to 237,810.56, 356,770.73 and 80,035.16

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Solution

The fourth proportional to 237,810.56, 356,770.73 and 80,035.16 is: 120,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,810.56 : 356,770.73 = 80,035.16 : x
  2. Step 2: Convert to fraction form
    237,810.56/356,770.73 = 80,035.16/x
  3. Step 3: Cross multiply
    237,810.56x = 356,770.73 × 80,035.16
  4. Step 4: Simplify right side
    237,810.56x = 28,554,200,875.10
  5. Step 5: Solve for x
    x = 28,554,200,875.10/237,810.56
  6. Step 6: Final answer
    x = 120,071.21

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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.