Home / 145,037.50-217,556.26-51,546.94

Finding the Fourth Proportional to 145,037.50, 217,556.26 and 51,546.94

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Solution

The fourth proportional to 145,037.50, 217,556.26 and 51,546.94 is: 77,320.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,037.50 : 217,556.26 = 51,546.94 : x
  2. Step 2: Convert to fraction form
    145,037.50/217,556.26 = 51,546.94/x
  3. Step 3: Cross multiply
    145,037.50x = 217,556.26 × 51,546.94
  4. Step 4: Simplify right side
    145,037.50x = 11,214,359,480.84
  5. Step 5: Solve for x
    x = 11,214,359,480.84/145,037.50
  6. Step 6: Final answer
    x = 77,320.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.