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Finding the Fourth Proportional to 216,352.76, 298,566.08 and 119,553.92

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Solution

The fourth proportional to 216,352.76, 298,566.08 and 119,553.92 is: 164,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,352.76 : 298,566.08 = 119,553.92 : x
  2. Step 2: Convert to fraction form
    216,352.76/298,566.08 = 119,553.92/x
  3. Step 3: Cross multiply
    216,352.76x = 298,566.08 × 119,553.92
  4. Step 4: Simplify right side
    216,352.76x = 35,694,745,243.03
  5. Step 5: Solve for x
    x = 35,694,745,243.03/216,352.76
  6. Step 6: Final answer
    x = 164,984.01

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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.