Home / 90,763.26-125,243.01-52,516.86

Finding the Fourth Proportional to 90,763.26, 125,243.01 and 52,516.86

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Solution

The fourth proportional to 90,763.26, 125,243.01 and 52,516.86 is: 72,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,763.26 : 125,243.01 = 52,516.86 : x
  2. Step 2: Convert to fraction form
    90,763.26/125,243.01 = 52,516.86/x
  3. Step 3: Cross multiply
    90,763.26x = 125,243.01 × 52,516.86
  4. Step 4: Simplify right side
    90,763.26x = 6,577,369,622.15
  5. Step 5: Solve for x
    x = 6,577,369,622.15/90,763.26
  6. Step 6: Final answer
    x = 72,467.31

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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.