Home / 65,903.09-90,941.84-36,829.55

Finding the Fourth Proportional to 65,903.09, 90,941.84 and 36,829.55

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Solution

The fourth proportional to 65,903.09, 90,941.84 and 36,829.55 is: 50,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,903.09 : 90,941.84 = 36,829.55 : x
  2. Step 2: Convert to fraction form
    65,903.09/90,941.84 = 36,829.55/x
  3. Step 3: Cross multiply
    65,903.09x = 90,941.84 × 36,829.55
  4. Step 4: Simplify right side
    65,903.09x = 3,349,347,224.69
  5. Step 5: Solve for x
    x = 3,349,347,224.69/65,903.09
  6. Step 6: Final answer
    x = 50,822.31

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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.