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Finding the Fourth Proportional to 342,693.56, 514,041.15 and 93,375.56

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Solution

The fourth proportional to 342,693.56, 514,041.15 and 93,375.56 is: 140,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,693.56 : 514,041.15 = 93,375.56 : x
  2. Step 2: Convert to fraction form
    342,693.56/514,041.15 = 93,375.56/x
  3. Step 3: Cross multiply
    342,693.56x = 514,041.15 × 93,375.56
  4. Step 4: Simplify right side
    342,693.56x = 47,998,880,244.29
  5. Step 5: Solve for x
    x = 47,998,880,244.29/342,693.56
  6. Step 6: Final answer
    x = 140,063.56

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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.