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Finding the Fourth Proportional to 140,956.67, 211,466.10 and 41,124.67

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Solution

The fourth proportional to 140,956.67, 211,466.10 and 41,124.67 is: 61,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,956.67 : 211,466.10 = 41,124.67 : x
  2. Step 2: Convert to fraction form
    140,956.67/211,466.10 = 41,124.67/x
  3. Step 3: Cross multiply
    140,956.67x = 211,466.10 × 41,124.67
  4. Step 4: Simplify right side
    140,956.67x = 8,696,473,578.69
  5. Step 5: Solve for x
    x = 8,696,473,578.69/140,956.67
  6. Step 6: Final answer
    x = 61,696.08

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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.