Home / 216,515.52-298,829.44-125,899.52

Finding the Fourth Proportional to 216,515.52, 298,829.44 and 125,899.52

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Solution

The fourth proportional to 216,515.52, 298,829.44 and 125,899.52 is: 173,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,515.52 : 298,829.44 = 125,899.52 : x
  2. Step 2: Convert to fraction form
    216,515.52/298,829.44 = 125,899.52/x
  3. Step 3: Cross multiply
    216,515.52x = 298,829.44 × 125,899.52
  4. Step 4: Simplify right side
    216,515.52x = 37,622,483,057.87
  5. Step 5: Solve for x
    x = 37,622,483,057.87/216,515.52
  6. Step 6: Final answer
    x = 173,763.45

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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.