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Finding the Fourth Proportional to 93,812.95, 140,745.72 and 37,692.46

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Solution

The fourth proportional to 93,812.95, 140,745.72 and 37,692.46 is: 56,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,812.95 : 140,745.72 = 37,692.46 : x
  2. Step 2: Convert to fraction form
    93,812.95/140,745.72 = 37,692.46/x
  3. Step 3: Cross multiply
    93,812.95x = 140,745.72 × 37,692.46
  4. Step 4: Simplify right side
    93,812.95x = 5,305,052,421.27
  5. Step 5: Solve for x
    x = 5,305,052,421.27/93,812.95
  6. Step 6: Final answer
    x = 56,549.25

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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.