Home / 109,593.21-164,257.57-53,349.06

Finding the Fourth Proportional to 109,593.21, 164,257.57 and 53,349.06

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Solution

The fourth proportional to 109,593.21, 164,257.57 and 53,349.06 is: 79,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,593.21 : 164,257.57 = 53,349.06 : x
  2. Step 2: Convert to fraction form
    109,593.21/164,257.57 = 53,349.06/x
  3. Step 3: Cross multiply
    109,593.21x = 164,257.57 × 53,349.06
  4. Step 4: Simplify right side
    109,593.21x = 8,762,986,957.38
  5. Step 5: Solve for x
    x = 8,762,986,957.38/109,593.21
  6. Step 6: Final answer
    x = 79,959.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.