Home / 194,276.29-268,109.55-108,235.22

Finding the Fourth Proportional to 194,276.29, 268,109.55 and 108,235.22

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Solution

The fourth proportional to 194,276.29, 268,109.55 and 108,235.22 is: 149,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,276.29 : 268,109.55 = 108,235.22 : x
  2. Step 2: Convert to fraction form
    194,276.29/268,109.55 = 108,235.22/x
  3. Step 3: Cross multiply
    194,276.29x = 268,109.55 × 108,235.22
  4. Step 4: Simplify right side
    194,276.29x = 29,018,896,128.35
  5. Step 5: Solve for x
    x = 29,018,896,128.35/194,276.29
  6. Step 6: Final answer
    x = 149,369.21

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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.