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Finding the Fourth Proportional to 252,011.01, 377,885.25 and 118,855.51

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Solution

The fourth proportional to 252,011.01, 377,885.25 and 118,855.51 is: 178,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,011.01 : 377,885.25 = 118,855.51 : x
  2. Step 2: Convert to fraction form
    252,011.01/377,885.25 = 118,855.51/x
  3. Step 3: Cross multiply
    252,011.01x = 377,885.25 × 118,855.51
  4. Step 4: Simplify right side
    252,011.01x = 44,913,744,110.23
  5. Step 5: Solve for x
    x = 44,913,744,110.23/252,011.01
  6. Step 6: Final answer
    x = 178,221.36

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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.