Home / 161,946.34-242,912.49-55,339.81

Finding the Fourth Proportional to 161,946.34, 242,912.49 and 55,339.81

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Solution

The fourth proportional to 161,946.34, 242,912.49 and 55,339.81 is: 83,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,946.34 : 242,912.49 = 55,339.81 : x
  2. Step 2: Convert to fraction form
    161,946.34/242,912.49 = 55,339.81/x
  3. Step 3: Cross multiply
    161,946.34x = 242,912.49 × 55,339.81
  4. Step 4: Simplify right side
    161,946.34x = 13,442,730,435.95
  5. Step 5: Solve for x
    x = 13,442,730,435.95/161,946.34
  6. Step 6: Final answer
    x = 83,007.31

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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.