Home / 184,018.46-253,928.31-103,438.94

Finding the Fourth Proportional to 184,018.46, 253,928.31 and 103,438.94

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Solution

The fourth proportional to 184,018.46, 253,928.31 and 103,438.94 is: 142,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,018.46 : 253,928.31 = 103,438.94 : x
  2. Step 2: Convert to fraction form
    184,018.46/253,928.31 = 103,438.94/x
  3. Step 3: Cross multiply
    184,018.46x = 253,928.31 × 103,438.94
  4. Step 4: Simplify right side
    184,018.46x = 26,266,075,222.39
  5. Step 5: Solve for x
    x = 26,266,075,222.39/184,018.46
  6. Step 6: Final answer
    x = 142,736.09

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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.