Home / 93,313.35-128,772.05-50,871.92

Finding the Fourth Proportional to 93,313.35, 128,772.05 and 50,871.92

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Solution

The fourth proportional to 93,313.35, 128,772.05 and 50,871.92 is: 70,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313.35 : 128,772.05 = 50,871.92 : x
  2. Step 2: Convert to fraction form
    93,313.35/128,772.05 = 50,871.92/x
  3. Step 3: Cross multiply
    93,313.35x = 128,772.05 × 50,871.92
  4. Step 4: Simplify right side
    93,313.35x = 6,550,880,527.62
  5. Step 5: Solve for x
    x = 6,550,880,527.62/93,313.35
  6. Step 6: Final answer
    x = 70,203.04

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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.