Home / 65,916.67-90,964.54-35,701.30

Finding the Fourth Proportional to 65,916.67, 90,964.54 and 35,701.30

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Solution

The fourth proportional to 65,916.67, 90,964.54 and 35,701.30 is: 49,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,916.67 : 90,964.54 = 35,701.30 : x
  2. Step 2: Convert to fraction form
    65,916.67/90,964.54 = 35,701.30/x
  3. Step 3: Cross multiply
    65,916.67x = 90,964.54 × 35,701.30
  4. Step 4: Simplify right side
    65,916.67x = 3,247,552,331.90
  5. Step 5: Solve for x
    x = 3,247,552,331.90/65,916.67
  6. Step 6: Final answer
    x = 49,267.54

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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.