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Finding the Fourth Proportional to 228,156.30, 342,208.29 and 59,692.89

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Solution

The fourth proportional to 228,156.30, 342,208.29 and 59,692.89 is: 89,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,156.30 : 342,208.29 = 59,692.89 : x
  2. Step 2: Convert to fraction form
    228,156.30/342,208.29 = 59,692.89/x
  3. Step 3: Cross multiply
    228,156.30x = 342,208.29 × 59,692.89
  4. Step 4: Simplify right side
    228,156.30x = 20,427,401,812.06
  5. Step 5: Solve for x
    x = 20,427,401,812.06/228,156.30
  6. Step 6: Final answer
    x = 89,532.49

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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.