Home / 65,409.36-90,292.35-44,217.33

Finding the Fourth Proportional to 65,409.36, 90,292.35 and 44,217.33

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Solution

The fourth proportional to 65,409.36, 90,292.35 and 44,217.33 is: 61,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,409.36 : 90,292.35 = 44,217.33 : x
  2. Step 2: Convert to fraction form
    65,409.36/90,292.35 = 44,217.33/x
  3. Step 3: Cross multiply
    65,409.36x = 90,292.35 × 44,217.33
  4. Step 4: Simplify right side
    65,409.36x = 3,992,486,636.43
  5. Step 5: Solve for x
    x = 3,992,486,636.43/65,409.36
  6. Step 6: Final answer
    x = 61,038.46

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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.