Home / 93,342.24-128,812.32-50,899.68

Finding the Fourth Proportional to 93,342.24, 128,812.32 and 50,899.68

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Solution

The fourth proportional to 93,342.24, 128,812.32 and 50,899.68 is: 70,241.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,342.24 : 128,812.32 = 50,899.68 : x
  2. Step 2: Convert to fraction form
    93,342.24/128,812.32 = 50,899.68/x
  3. Step 3: Cross multiply
    93,342.24x = 128,812.32 × 50,899.68
  4. Step 4: Simplify right side
    93,342.24x = 6,556,505,868.06
  5. Step 5: Solve for x
    x = 6,556,505,868.06/93,342.24
  6. Step 6: Final answer
    x = 70,241.57

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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.