Home / 64,988.19-89,682.39-36,693.27

Finding the Fourth Proportional to 64,988.19, 89,682.39 and 36,693.27

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Solution

The fourth proportional to 64,988.19, 89,682.39 and 36,693.27 is: 50,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,988.19 : 89,682.39 = 36,693.27 : x
  2. Step 2: Convert to fraction form
    64,988.19/89,682.39 = 36,693.27/x
  3. Step 3: Cross multiply
    64,988.19x = 89,682.39 × 36,693.27
  4. Step 4: Simplify right side
    64,988.19x = 3,290,740,150.52
  5. Step 5: Solve for x
    x = 3,290,740,150.52/64,988.19
  6. Step 6: Final answer
    x = 50,635.97

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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.