Home / 64,815.26-89,444.67-36,530.06

Finding the Fourth Proportional to 64,815.26, 89,444.67 and 36,530.06

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Solution

The fourth proportional to 64,815.26, 89,444.67 and 36,530.06 is: 50,411.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.26 : 89,444.67 = 36,530.06 : x
  2. Step 2: Convert to fraction form
    64,815.26/89,444.67 = 36,530.06/x
  3. Step 3: Cross multiply
    64,815.26x = 89,444.67 × 36,530.06
  4. Step 4: Simplify right side
    64,815.26x = 3,267,419,161.78
  5. Step 5: Solve for x
    x = 3,267,419,161.78/64,815.26
  6. Step 6: Final answer
    x = 50,411.26

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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.