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Finding the Fourth Proportional to 228,066.95, 342,156.22 and 160,730.37

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Solution

The fourth proportional to 228,066.95, 342,156.22 and 160,730.37 is: 241,134.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,066.95 : 342,156.22 = 160,730.37 : x
  2. Step 2: Convert to fraction form
    228,066.95/342,156.22 = 160,730.37/x
  3. Step 3: Cross multiply
    228,066.95x = 342,156.22 × 160,730.37
  4. Step 4: Simplify right side
    228,066.95x = 54,994,895,436.58
  5. Step 5: Solve for x
    x = 54,994,895,436.58/228,066.95
  6. Step 6: Final answer
    x = 241,134.87

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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.