Home / 161,857.01-242,792.81-117,271.37

Finding the Fourth Proportional to 161,857.01, 242,792.81 and 117,271.37

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Solution

The fourth proportional to 161,857.01, 242,792.81 and 117,271.37 is: 175,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,857.01 : 242,792.81 = 117,271.37 : x
  2. Step 2: Convert to fraction form
    161,857.01/242,792.81 = 117,271.37/x
  3. Step 3: Cross multiply
    161,857.01x = 242,792.81 × 117,271.37
  4. Step 4: Simplify right side
    161,857.01x = 28,472,644,868.49
  5. Step 5: Solve for x
    x = 28,472,644,868.49/161,857.01
  6. Step 6: Final answer
    x = 175,912.34

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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.