Home / 194,181.84-268,053.86-130,556.54

Finding the Fourth Proportional to 194,181.84, 268,053.86 and 130,556.54

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Solution

The fourth proportional to 194,181.84, 268,053.86 and 130,556.54 is: 180,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,181.84 : 268,053.86 = 130,556.54 : x
  2. Step 2: Convert to fraction form
    194,181.84/268,053.86 = 130,556.54/x
  3. Step 3: Cross multiply
    194,181.84x = 268,053.86 × 130,556.54
  4. Step 4: Simplify right side
    194,181.84x = 34,996,182,502.19
  5. Step 5: Solve for x
    x = 34,996,182,502.19/194,181.84
  6. Step 6: Final answer
    x = 180,223.77

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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.