Home / 64,523.48-89,040.10-36,230.36

Finding the Fourth Proportional to 64,523.48, 89,040.10 and 36,230.36

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Solution

The fourth proportional to 64,523.48, 89,040.10 and 36,230.36 is: 49,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,523.48 : 89,040.10 = 36,230.36 : x
  2. Step 2: Convert to fraction form
    64,523.48/89,040.10 = 36,230.36/x
  3. Step 3: Cross multiply
    64,523.48x = 89,040.10 × 36,230.36
  4. Step 4: Simplify right side
    64,523.48x = 3,225,954,877.44
  5. Step 5: Solve for x
    x = 3,225,954,877.44/64,523.48
  6. Step 6: Final answer
    x = 49,996.60

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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.