Home / 134,112.32-184,998.01-83,723.84

Finding the Fourth Proportional to 134,112.32, 184,998.01 and 83,723.84

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Solution

The fourth proportional to 134,112.32, 184,998.01 and 83,723.84 is: 115,490.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,112.32 : 184,998.01 = 83,723.84 : x
  2. Step 2: Convert to fraction form
    134,112.32/184,998.01 = 83,723.84/x
  3. Step 3: Cross multiply
    134,112.32x = 184,998.01 × 83,723.84
  4. Step 4: Simplify right side
    134,112.32x = 15,488,742,985.68
  5. Step 5: Solve for x
    x = 15,488,742,985.68/134,112.32
  6. Step 6: Final answer
    x = 115,490.83

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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.