Home / 216,444.90-298,693.26-120,951.57

Finding the Fourth Proportional to 216,444.90, 298,693.26 and 120,951.57

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Solution

The fourth proportional to 216,444.90, 298,693.26 and 120,951.57 is: 166,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,444.90 : 298,693.26 = 120,951.57 : x
  2. Step 2: Convert to fraction form
    216,444.90/298,693.26 = 120,951.57/x
  3. Step 3: Cross multiply
    216,444.90x = 298,693.26 × 120,951.57
  4. Step 4: Simplify right side
    216,444.90x = 36,127,418,745.42
  5. Step 5: Solve for x
    x = 36,127,418,745.42/216,444.90
  6. Step 6: Final answer
    x = 166,912.77

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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.