Home / 184,065.80-276,098.70-78,895.40

Finding the Fourth Proportional to 184,065.80, 276,098.70 and 78,895.40

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Solution

The fourth proportional to 184,065.80, 276,098.70 and 78,895.40 is: 118,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,065.80 : 276,098.70 = 78,895.40 : x
  2. Step 2: Convert to fraction form
    184,065.80/276,098.70 = 78,895.40/x
  3. Step 3: Cross multiply
    184,065.80x = 276,098.70 × 78,895.40
  4. Step 4: Simplify right side
    184,065.80x = 21,782,917,375.98
  5. Step 5: Solve for x
    x = 21,782,917,375.98/184,065.80
  6. Step 6: Final answer
    x = 118,343.10

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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.