Home / 169,929.12-254,744.64-64,678.08

Finding the Fourth Proportional to 169,929.12, 254,744.64 and 64,678.08

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Solution

The fourth proportional to 169,929.12, 254,744.64 and 64,678.08 is: 96,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,929.12 : 254,744.64 = 64,678.08 : x
  2. Step 2: Convert to fraction form
    169,929.12/254,744.64 = 64,678.08/x
  3. Step 3: Cross multiply
    169,929.12x = 254,744.64 × 64,678.08
  4. Step 4: Simplify right side
    169,929.12x = 16,476,394,205.49
  5. Step 5: Solve for x
    x = 16,476,394,205.49/169,929.12
  6. Step 6: Final answer
    x = 96,960.39

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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.