Home / 235,435.08-324,952.02-154,870.56

Finding the Fourth Proportional to 235,435.08, 324,952.02 and 154,870.56

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Solution

The fourth proportional to 235,435.08, 324,952.02 and 154,870.56 is: 213,755.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,435.08 : 324,952.02 = 154,870.56 : x
  2. Step 2: Convert to fraction form
    235,435.08/324,952.02 = 154,870.56/x
  3. Step 3: Cross multiply
    235,435.08x = 324,952.02 × 154,870.56
  4. Step 4: Simplify right side
    235,435.08x = 50,325,501,310.53
  5. Step 5: Solve for x
    x = 50,325,501,310.53/235,435.08
  6. Step 6: Final answer
    x = 213,755.32

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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.