Home / 93,422.26-128,940.24-58,513.03

Finding the Fourth Proportional to 93,422.26, 128,940.24 and 58,513.03

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Solution

The fourth proportional to 93,422.26, 128,940.24 and 58,513.03 is: 80,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,422.26 : 128,940.24 = 58,513.03 : x
  2. Step 2: Convert to fraction form
    93,422.26/128,940.24 = 58,513.03/x
  3. Step 3: Cross multiply
    93,422.26x = 128,940.24 × 58,513.03
  4. Step 4: Simplify right side
    93,422.26x = 7,544,684,131.33
  5. Step 5: Solve for x
    x = 7,544,684,131.33/93,422.26
  6. Step 6: Final answer
    x = 80,758.96

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1.5x scale

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.