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Finding the Fourth Proportional to 229,018.80, 343,530.60 and 62,806.80

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Solution

The fourth proportional to 229,018.80, 343,530.60 and 62,806.80 is: 94,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,018.80 : 343,530.60 = 62,806.80 : x
  2. Step 2: Convert to fraction form
    229,018.80/343,530.60 = 62,806.80/x
  3. Step 3: Cross multiply
    229,018.80x = 343,530.60 × 62,806.80
  4. Step 4: Simplify right side
    229,018.80x = 21,576,057,688.08
  5. Step 5: Solve for x
    x = 21,576,057,688.08/229,018.80
  6. Step 6: Final answer
    x = 94,210.86

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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.