Home / 64,727.30-89,277.67-43,206.20

Finding the Fourth Proportional to 64,727.30, 89,277.67 and 43,206.20

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Solution

The fourth proportional to 64,727.30, 89,277.67 and 43,206.20 is: 59,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,727.30 : 89,277.67 = 43,206.20 : x
  2. Step 2: Convert to fraction form
    64,727.30/89,277.67 = 43,206.20/x
  3. Step 3: Cross multiply
    64,727.30x = 89,277.67 × 43,206.20
  4. Step 4: Simplify right side
    64,727.30x = 3,857,348,560.90
  5. Step 5: Solve for x
    x = 3,857,348,560.90/64,727.30
  6. Step 6: Final answer
    x = 59,593.84

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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.