Home / 216,054.95-298,155.74-120,562.22

Finding the Fourth Proportional to 216,054.95, 298,155.74 and 120,562.22

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Solution

The fourth proportional to 216,054.95, 298,155.74 and 120,562.22 is: 166,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,054.95 : 298,155.74 = 120,562.22 : x
  2. Step 2: Convert to fraction form
    216,054.95/298,155.74 = 120,562.22/x
  3. Step 3: Cross multiply
    216,054.95x = 298,155.74 × 120,562.22
  4. Step 4: Simplify right side
    216,054.95x = 35,946,318,062.72
  5. Step 5: Solve for x
    x = 35,946,318,062.72/216,054.95
  6. Step 6: Final answer
    x = 166,375.82

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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.