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Finding the Fourth Proportional to 228,652.29, 342,978.57 and 95,459.94

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Solution

The fourth proportional to 228,652.29, 342,978.57 and 95,459.94 is: 143,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,652.29 : 342,978.57 = 95,459.94 : x
  2. Step 2: Convert to fraction form
    228,652.29/342,978.57 = 95,459.94/x
  3. Step 3: Cross multiply
    228,652.29x = 342,978.57 × 95,459.94
  4. Step 4: Simplify right side
    228,652.29x = 32,740,713,713.49
  5. Step 5: Solve for x
    x = 32,740,713,713.49/228,652.29
  6. Step 6: Final answer
    x = 143,189.97

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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.