Home / 235,457.46-324,928.94-128,027.52

Finding the Fourth Proportional to 235,457.46, 324,928.94 and 128,027.52

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Solution

The fourth proportional to 235,457.46, 324,928.94 and 128,027.52 is: 176,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,457.46 : 324,928.94 = 128,027.52 : x
  2. Step 2: Convert to fraction form
    235,457.46/324,928.94 = 128,027.52/x
  3. Step 3: Cross multiply
    235,457.46x = 324,928.94 × 128,027.52
  4. Step 4: Simplify right side
    235,457.46x = 41,599,845,724.29
  5. Step 5: Solve for x
    x = 41,599,845,724.29/235,457.46
  6. Step 6: Final answer
    x = 176,676.69

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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.