Home / 178,401.90-246,206.04-117,866.37

Finding the Fourth Proportional to 178,401.90, 246,206.04 and 117,866.37

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Solution

The fourth proportional to 178,401.90, 246,206.04 and 117,866.37 is: 162,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,401.90 : 246,206.04 = 117,866.37 : x
  2. Step 2: Convert to fraction form
    178,401.90/246,206.04 = 117,866.37/x
  3. Step 3: Cross multiply
    178,401.90x = 246,206.04 × 117,866.37
  4. Step 4: Simplify right side
    178,401.90x = 29,019,412,206.87
  5. Step 5: Solve for x
    x = 29,019,412,206.87/178,401.90
  6. Step 6: Final answer
    x = 162,663.13

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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.