Home / 64,538.07-89,066.49-36,243.75

Finding the Fourth Proportional to 64,538.07, 89,066.49 and 36,243.75

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Solution

The fourth proportional to 64,538.07, 89,066.49 and 36,243.75 is: 50,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,538.07 : 89,066.49 = 36,243.75 : x
  2. Step 2: Convert to fraction form
    64,538.07/89,066.49 = 36,243.75/x
  3. Step 3: Cross multiply
    64,538.07x = 89,066.49 × 36,243.75
  4. Step 4: Simplify right side
    64,538.07x = 3,228,103,596.94
  5. Step 5: Solve for x
    x = 3,228,103,596.94/64,538.07
  6. Step 6: Final answer
    x = 50,018.60

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1.5x scale

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.