Home / 93,330.54-128,795.49-50,890.86

Finding the Fourth Proportional to 93,330.54, 128,795.49 and 50,890.86

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Solution

The fourth proportional to 93,330.54, 128,795.49 and 50,890.86 is: 70,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,330.54 : 128,795.49 = 50,890.86 : x
  2. Step 2: Convert to fraction form
    93,330.54/128,795.49 = 50,890.86/x
  3. Step 3: Cross multiply
    93,330.54x = 128,795.49 × 50,890.86
  4. Step 4: Simplify right side
    93,330.54x = 6,554,513,250.22
  5. Step 5: Solve for x
    x = 6,554,513,250.22/93,330.54
  6. Step 6: Final answer
    x = 70,229.03

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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.