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Finding the Fourth Proportional to 295,692.24, 443,541.60 and 85,332

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Solution

The fourth proportional to 295,692.24, 443,541.60 and 85,332 is: 127,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,692.24 : 443,541.60 = 85,332 : x
  2. Step 2: Convert to fraction form
    295,692.24/443,541.60 = 85,332/x
  3. Step 3: Cross multiply
    295,692.24x = 443,541.60 × 85,332
  4. Step 4: Simplify right side
    295,692.24x = 37,848,291,811.20
  5. Step 5: Solve for x
    x = 37,848,291,811.20/295,692.24
  6. Step 6: Final answer
    x = 127,998.94

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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.