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Finding the Fourth Proportional to 201,957.10, 302,607.60 and 173,744.80

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Solution

The fourth proportional to 201,957.10, 302,607.60 and 173,744.80 is: 260,334.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,957.10 : 302,607.60 = 173,744.80 : x
  2. Step 2: Convert to fraction form
    201,957.10/302,607.60 = 173,744.80/x
  3. Step 3: Cross multiply
    201,957.10x = 302,607.60 × 173,744.80
  4. Step 4: Simplify right side
    201,957.10x = 52,576,496,940.48
  5. Step 5: Solve for x
    x = 52,576,496,940.48/201,957.10
  6. Step 6: Final answer
    x = 260,334.98

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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.