Home / 91,986.75-126,941.84-52,242.75

Finding the Fourth Proportional to 91,986.75, 126,941.84 and 52,242.75

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Solution

The fourth proportional to 91,986.75, 126,941.84 and 52,242.75 is: 72,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,986.75 : 126,941.84 = 52,242.75 : x
  2. Step 2: Convert to fraction form
    91,986.75/126,941.84 = 52,242.75/x
  3. Step 3: Cross multiply
    91,986.75x = 126,941.84 × 52,242.75
  4. Step 4: Simplify right side
    91,986.75x = 6,631,790,550.45
  5. Step 5: Solve for x
    x = 6,631,790,550.45/91,986.75
  6. Step 6: Final answer
    x = 72,095.06

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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.