Home / 179,928.42-269,746.80-74,826.06

Finding the Fourth Proportional to 179,928.42, 269,746.80 and 74,826.06

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Solution

The fourth proportional to 179,928.42, 269,746.80 and 74,826.06 is: 112,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,928.42 : 269,746.80 = 74,826.06 : x
  2. Step 2: Convert to fraction form
    179,928.42/269,746.80 = 74,826.06/x
  3. Step 3: Cross multiply
    179,928.42x = 269,746.80 × 74,826.06
  4. Step 4: Simplify right side
    179,928.42x = 20,184,090,241.61
  5. Step 5: Solve for x
    x = 20,184,090,241.61/179,928.42
  6. Step 6: Final answer
    x = 112,178.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.