Home / 161,790.62-242,401.16-144,177.98

Finding the Fourth Proportional to 161,790.62, 242,401.16 and 144,177.98

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Solution

The fourth proportional to 161,790.62, 242,401.16 and 144,177.98 is: 216,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,790.62 : 242,401.16 = 144,177.98 : x
  2. Step 2: Convert to fraction form
    161,790.62/242,401.16 = 144,177.98/x
  3. Step 3: Cross multiply
    161,790.62x = 242,401.16 × 144,177.98
  4. Step 4: Simplify right side
    161,790.62x = 34,948,907,935.89
  5. Step 5: Solve for x
    x = 34,948,907,935.89/161,790.62
  6. Step 6: Final answer
    x = 216,013.20

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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.