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Finding the Fourth Proportional to 228,850.48, 343,275.76 and 62,638.48

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Solution

The fourth proportional to 228,850.48, 343,275.76 and 62,638.48 is: 93,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,850.48 : 343,275.76 = 62,638.48 : x
  2. Step 2: Convert to fraction form
    228,850.48/343,275.76 = 62,638.48/x
  3. Step 3: Cross multiply
    228,850.48x = 343,275.76 × 62,638.48
  4. Step 4: Simplify right side
    228,850.48x = 21,502,271,827.24
  5. Step 5: Solve for x
    x = 21,502,271,827.24/228,850.48
  6. Step 6: Final answer
    x = 93,957.73

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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.