Home / 171,748.11-236,484.45-149,047.05

Finding the Fourth Proportional to 171,748.11, 236,484.45 and 149,047.05

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Solution

The fourth proportional to 171,748.11, 236,484.45 and 149,047.05 is: 205,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,748.11 : 236,484.45 = 149,047.05 : x
  2. Step 2: Convert to fraction form
    171,748.11/236,484.45 = 149,047.05/x
  3. Step 3: Cross multiply
    171,748.11x = 236,484.45 × 149,047.05
  4. Step 4: Simplify right side
    171,748.11x = 35,247,309,643.37
  5. Step 5: Solve for x
    x = 35,247,309,643.37/171,748.11
  6. Step 6: Final answer
    x = 205,226.77

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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.