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Finding the Fourth Proportional to 342,692.56, 514,039.65 and 93,374.56

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Solution

The fourth proportional to 342,692.56, 514,039.65 and 93,374.56 is: 140,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,692.56 : 514,039.65 = 93,374.56 : x
  2. Step 2: Convert to fraction form
    342,692.56/514,039.65 = 93,374.56/x
  3. Step 3: Cross multiply
    342,692.56x = 514,039.65 × 93,374.56
  4. Step 4: Simplify right side
    342,692.56x = 47,998,226,141.30
  5. Step 5: Solve for x
    x = 47,998,226,141.30/342,692.56
  6. Step 6: Final answer
    x = 140,062.06

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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.