Home / 93,419.26-128,917.37-50,975.06

Finding the Fourth Proportional to 93,419.26, 128,917.37 and 50,975.06

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Solution

The fourth proportional to 93,419.26, 128,917.37 and 50,975.06 is: 70,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,419.26 : 128,917.37 = 50,975.06 : x
  2. Step 2: Convert to fraction form
    93,419.26/128,917.37 = 50,975.06/x
  3. Step 3: Cross multiply
    93,419.26x = 128,917.37 × 50,975.06
  4. Step 4: Simplify right side
    93,419.26x = 6,571,570,153.64
  5. Step 5: Solve for x
    x = 6,571,570,153.64/93,419.26
  6. Step 6: Final answer
    x = 70,344.92

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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.