Home / 216,091.08-298,220.76-120,599.34

Finding the Fourth Proportional to 216,091.08, 298,220.76 and 120,599.34

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Solution

The fourth proportional to 216,091.08, 298,220.76 and 120,599.34 is: 166,435.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,091.08 : 298,220.76 = 120,599.34 : x
  2. Step 2: Convert to fraction form
    216,091.08/298,220.76 = 120,599.34/x
  3. Step 3: Cross multiply
    216,091.08x = 298,220.76 × 120,599.34
  4. Step 4: Simplify right side
    216,091.08x = 35,965,226,830.30
  5. Step 5: Solve for x
    x = 35,965,226,830.30/216,091.08
  6. Step 6: Final answer
    x = 166,435.50

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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.