Home / 134,022.09-184,928.55-76,652.17

Finding the Fourth Proportional to 134,022.09, 184,928.55 and 76,652.17

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Solution

The fourth proportional to 134,022.09, 184,928.55 and 76,652.17 is: 105,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,022.09 : 184,928.55 = 76,652.17 : x
  2. Step 2: Convert to fraction form
    134,022.09/184,928.55 = 76,652.17/x
  3. Step 3: Cross multiply
    134,022.09x = 184,928.55 × 76,652.17
  4. Step 4: Simplify right side
    134,022.09x = 14,175,173,727.81
  5. Step 5: Solve for x
    x = 14,175,173,727.81/134,022.09
  6. Step 6: Final answer
    x = 105,767.44

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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.