Home / 64,632.48-89,205.63-41,939.64

Finding the Fourth Proportional to 64,632.48, 89,205.63 and 41,939.64

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Solution

The fourth proportional to 64,632.48, 89,205.63 and 41,939.64 is: 57,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,632.48 : 89,205.63 = 41,939.64 : x
  2. Step 2: Convert to fraction form
    64,632.48/89,205.63 = 41,939.64/x
  3. Step 3: Cross multiply
    64,632.48x = 89,205.63 × 41,939.64
  4. Step 4: Simplify right side
    64,632.48x = 3,741,252,008.17
  5. Step 5: Solve for x
    x = 3,741,252,008.17/64,632.48
  6. Step 6: Final answer
    x = 57,885.01

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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.