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Finding the Fourth Proportional to 216,504.06, 298,763.48 and 119,702.28

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Solution

The fourth proportional to 216,504.06, 298,763.48 and 119,702.28 is: 165,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,504.06 : 298,763.48 = 119,702.28 : x
  2. Step 2: Convert to fraction form
    216,504.06/298,763.48 = 119,702.28/x
  3. Step 3: Cross multiply
    216,504.06x = 298,763.48 × 119,702.28
  4. Step 4: Simplify right side
    216,504.06x = 35,762,669,138.22
  5. Step 5: Solve for x
    x = 35,762,669,138.22/216,504.06
  6. Step 6: Final answer
    x = 165,182.44

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1.5x scale

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.