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Finding the Fourth Proportional to 123,668.97, 185,482.49 and 34,901.67

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Solution

The fourth proportional to 123,668.97, 185,482.49 and 34,901.67 is: 52,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,668.97 : 185,482.49 = 34,901.67 : x
  2. Step 2: Convert to fraction form
    123,668.97/185,482.49 = 34,901.67/x
  3. Step 3: Cross multiply
    123,668.97x = 185,482.49 × 34,901.67
  4. Step 4: Simplify right side
    123,668.97x = 6,473,648,656.76
  5. Step 5: Solve for x
    x = 6,473,648,656.76/123,668.97
  6. Step 6: Final answer
    x = 52,346.59

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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.