Home / 45,165.92-67,724.45-35,865.77

Finding the Fourth Proportional to 45,165.92, 67,724.45 and 35,865.77

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Solution

The fourth proportional to 45,165.92, 67,724.45 and 35,865.77 is: 53,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,165.92 : 67,724.45 = 35,865.77 : x
  2. Step 2: Convert to fraction form
    45,165.92/67,724.45 = 35,865.77/x
  3. Step 3: Cross multiply
    45,165.92x = 67,724.45 × 35,865.77
  4. Step 4: Simplify right side
    45,165.92x = 2,428,989,367.75
  5. Step 5: Solve for x
    x = 2,428,989,367.75/45,165.92
  6. Step 6: Final answer
    x = 53,779.25

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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.