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Finding the Fourth Proportional to 229,805.88, 344,699.88 and 117,484.80

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Solution

The fourth proportional to 229,805.88, 344,699.88 and 117,484.80 is: 176,222.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,805.88 : 344,699.88 = 117,484.80 : x
  2. Step 2: Convert to fraction form
    229,805.88/344,699.88 = 117,484.80/x
  3. Step 3: Cross multiply
    229,805.88x = 344,699.88 × 117,484.80
  4. Step 4: Simplify right side
    229,805.88x = 40,496,996,461.82
  5. Step 5: Solve for x
    x = 40,496,996,461.82/229,805.88
  6. Step 6: Final answer
    x = 176,222.63

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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.