Home / 77,501.41-116,143.85-41,885.95

Finding the Fourth Proportional to 77,501.41, 116,143.85 and 41,885.95

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Solution

The fourth proportional to 77,501.41, 116,143.85 and 41,885.95 is: 62,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,501.41 : 116,143.85 = 41,885.95 : x
  2. Step 2: Convert to fraction form
    77,501.41/116,143.85 = 41,885.95/x
  3. Step 3: Cross multiply
    77,501.41x = 116,143.85 × 41,885.95
  4. Step 4: Simplify right side
    77,501.41x = 4,864,795,493.91
  5. Step 5: Solve for x
    x = 4,864,795,493.91/77,501.41
  6. Step 6: Final answer
    x = 62,770.41

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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.