Home / 64,849.41-89,493.56-36,555.09

Finding the Fourth Proportional to 64,849.41, 89,493.56 and 36,555.09

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Solution

The fourth proportional to 64,849.41, 89,493.56 and 36,555.09 is: 50,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,849.41 : 89,493.56 = 36,555.09 : x
  2. Step 2: Convert to fraction form
    64,849.41/89,493.56 = 36,555.09/x
  3. Step 3: Cross multiply
    64,849.41x = 89,493.56 × 36,555.09
  4. Step 4: Simplify right side
    64,849.41x = 3,271,444,957.44
  5. Step 5: Solve for x
    x = 3,271,444,957.44/64,849.41
  6. Step 6: Final answer
    x = 50,446.80

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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.