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Finding the Fourth Proportional to 228,656.29, 342,984.57 and 95,463.94

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Solution

The fourth proportional to 228,656.29, 342,984.57 and 95,463.94 is: 143,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,656.29 : 342,984.57 = 95,463.94 : x
  2. Step 2: Convert to fraction form
    228,656.29/342,984.57 = 95,463.94/x
  3. Step 3: Cross multiply
    228,656.29x = 342,984.57 × 95,463.94
  4. Step 4: Simplify right side
    228,656.29x = 32,742,658,411.41
  5. Step 5: Solve for x
    x = 32,742,658,411.41/228,656.29
  6. Step 6: Final answer
    x = 143,195.97

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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.