Home / 169,832.49-254,748.73-76,228.89

Finding the Fourth Proportional to 169,832.49, 254,748.73 and 76,228.89

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Solution

The fourth proportional to 169,832.49, 254,748.73 and 76,228.89 is: 114,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,832.49 : 254,748.73 = 76,228.89 : x
  2. Step 2: Convert to fraction form
    169,832.49/254,748.73 = 76,228.89/x
  3. Step 3: Cross multiply
    169,832.49x = 254,748.73 × 76,228.89
  4. Step 4: Simplify right side
    169,832.49x = 19,419,212,916.81
  5. Step 5: Solve for x
    x = 19,419,212,916.81/169,832.49
  6. Step 6: Final answer
    x = 114,343.33

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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.