Home / 65,904.34-90,941.16-37,221.52

Finding the Fourth Proportional to 65,904.34, 90,941.16 and 37,221.52

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Solution

The fourth proportional to 65,904.34, 90,941.16 and 37,221.52 is: 51,361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,904.34 : 90,941.16 = 37,221.52 : x
  2. Step 2: Convert to fraction form
    65,904.34/90,941.16 = 37,221.52/x
  3. Step 3: Cross multiply
    65,904.34x = 90,941.16 × 37,221.52
  4. Step 4: Simplify right side
    65,904.34x = 3,384,968,205.76
  5. Step 5: Solve for x
    x = 3,384,968,205.76/65,904.34
  6. Step 6: Final answer
    x = 51,361.84

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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.