Home / 132,928.92-183,457.68-75,576.89

Finding the Fourth Proportional to 132,928.92, 183,457.68 and 75,576.89

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Solution

The fourth proportional to 132,928.92, 183,457.68 and 75,576.89 is: 104,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.92 : 183,457.68 = 75,576.89 : x
  2. Step 2: Convert to fraction form
    132,928.92/183,457.68 = 75,576.89/x
  3. Step 3: Cross multiply
    132,928.92x = 183,457.68 × 75,576.89
  4. Step 4: Simplify right side
    132,928.92x = 13,865,160,901.02
  5. Step 5: Solve for x
    x = 13,865,160,901.02/132,928.92
  6. Step 6: Final answer
    x = 104,305.07

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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.