Home / 90,792.24-125,295.84-50,507.28

Finding the Fourth Proportional to 90,792.24, 125,295.84 and 50,507.28

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Solution

The fourth proportional to 90,792.24, 125,295.84 and 50,507.28 is: 69,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,792.24 : 125,295.84 = 50,507.28 : x
  2. Step 2: Convert to fraction form
    90,792.24/125,295.84 = 50,507.28/x
  3. Step 3: Cross multiply
    90,792.24x = 125,295.84 × 50,507.28
  4. Step 4: Simplify right side
    90,792.24x = 6,328,352,073.72
  5. Step 5: Solve for x
    x = 6,328,352,073.72/90,792.24
  6. Step 6: Final answer
    x = 69,701.46

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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.