Home / 64,939.11-89,615.05-36,259.23

Finding the Fourth Proportional to 64,939.11, 89,615.05 and 36,259.23

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Solution

The fourth proportional to 64,939.11, 89,615.05 and 36,259.23 is: 50,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,939.11 : 89,615.05 = 36,259.23 : x
  2. Step 2: Convert to fraction form
    64,939.11/89,615.05 = 36,259.23/x
  3. Step 3: Cross multiply
    64,939.11x = 89,615.05 × 36,259.23
  4. Step 4: Simplify right side
    64,939.11x = 3,249,372,709.41
  5. Step 5: Solve for x
    x = 3,249,372,709.41/64,939.11
  6. Step 6: Final answer
    x = 50,037.22

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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.