Home / 64,548.15-89,074.68-35,867.07

Finding the Fourth Proportional to 64,548.15, 89,074.68 and 35,867.07

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Solution

The fourth proportional to 64,548.15, 89,074.68 and 35,867.07 is: 49,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,548.15 : 89,074.68 = 35,867.07 : x
  2. Step 2: Convert to fraction form
    64,548.15/89,074.68 = 35,867.07/x
  3. Step 3: Cross multiply
    64,548.15x = 89,074.68 × 35,867.07
  4. Step 4: Simplify right side
    64,548.15x = 3,194,847,982.32
  5. Step 5: Solve for x
    x = 3,194,847,982.32/64,548.15
  6. Step 6: Final answer
    x = 49,495.57

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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.