Home / 80,224.26-110,733.48-51,931.86

Finding the Fourth Proportional to 80,224.26, 110,733.48 and 51,931.86

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Solution

The fourth proportional to 80,224.26, 110,733.48 and 51,931.86 is: 71,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,224.26 : 110,733.48 = 51,931.86 : x
  2. Step 2: Convert to fraction form
    80,224.26/110,733.48 = 51,931.86/x
  3. Step 3: Cross multiply
    80,224.26x = 110,733.48 × 51,931.86
  4. Step 4: Simplify right side
    80,224.26x = 5,750,595,580.67
  5. Step 5: Solve for x
    x = 5,750,595,580.67/80,224.26
  6. Step 6: Final answer
    x = 71,681.50

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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.