Home / 93,015.88-128,361.26-50,574.44

Finding the Fourth Proportional to 93,015.88, 128,361.26 and 50,574.44

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Solution

The fourth proportional to 93,015.88, 128,361.26 and 50,574.44 is: 69,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,015.88 : 128,361.26 = 50,574.44 : x
  2. Step 2: Convert to fraction form
    93,015.88/128,361.26 = 50,574.44/x
  3. Step 3: Cross multiply
    93,015.88x = 128,361.26 × 50,574.44
  4. Step 4: Simplify right side
    93,015.88x = 6,491,798,842.19
  5. Step 5: Solve for x
    x = 6,491,798,842.19/93,015.88
  6. Step 6: Final answer
    x = 69,792.37

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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.