Home / 74,916.77-103,336.17-48,016.67

Finding the Fourth Proportional to 74,916.77, 103,336.17 and 48,016.67

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Solution

The fourth proportional to 74,916.77, 103,336.17 and 48,016.67 is: 66,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,916.77 : 103,336.17 = 48,016.67 : x
  2. Step 2: Convert to fraction form
    74,916.77/103,336.17 = 48,016.67/x
  3. Step 3: Cross multiply
    74,916.77x = 103,336.17 × 48,016.67
  4. Step 4: Simplify right side
    74,916.77x = 4,961,858,773.95
  5. Step 5: Solve for x
    x = 4,961,858,773.95/74,916.77
  6. Step 6: Final answer
    x = 66,231.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.