Home / 93,267.54-128,708.46-50,826.78

Finding the Fourth Proportional to 93,267.54, 128,708.46 and 50,826.78

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Solution

The fourth proportional to 93,267.54, 128,708.46 and 50,826.78 is: 70,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,267.54 : 128,708.46 = 50,826.78 : x
  2. Step 2: Convert to fraction form
    93,267.54/128,708.46 = 50,826.78/x
  3. Step 3: Cross multiply
    93,267.54x = 128,708.46 × 50,826.78
  4. Step 4: Simplify right side
    93,267.54x = 6,541,836,580.56
  5. Step 5: Solve for x
    x = 6,541,836,580.56/93,267.54
  6. Step 6: Final answer
    x = 70,140.55

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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.