Home / 90,606.78-125,038.94-50,324.27

Finding the Fourth Proportional to 90,606.78, 125,038.94 and 50,324.27

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Solution

The fourth proportional to 90,606.78, 125,038.94 and 50,324.27 is: 69,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,606.78 : 125,038.94 = 50,324.27 : x
  2. Step 2: Convert to fraction form
    90,606.78/125,038.94 = 50,324.27/x
  3. Step 3: Cross multiply
    90,606.78x = 125,038.94 × 50,324.27
  4. Step 4: Simplify right side
    90,606.78x = 6,292,492,500.26
  5. Step 5: Solve for x
    x = 6,292,492,500.26/90,606.78
  6. Step 6: Final answer
    x = 69,448.36

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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.