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Finding the Fourth Proportional to 167,953.10, 251,929.65 and 167,953.10

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Solution

The fourth proportional to 167,953.10, 251,929.65 and 167,953.10 is: 251,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,953.10 : 251,929.65 = 167,953.10 : x
  2. Step 2: Convert to fraction form
    167,953.10/251,929.65 = 167,953.10/x
  3. Step 3: Cross multiply
    167,953.10x = 251,929.65 × 167,953.10
  4. Step 4: Simplify right side
    167,953.10x = 42,312,365,699.42
  5. Step 5: Solve for x
    x = 42,312,365,699.42/167,953.10
  6. Step 6: Final answer
    x = 251,929.65

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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.