Home / 91,559.94-126,351.23-51,273.35

Finding the Fourth Proportional to 91,559.94, 126,351.23 and 51,273.35

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Solution

The fourth proportional to 91,559.94, 126,351.23 and 51,273.35 is: 70,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,559.94 : 126,351.23 = 51,273.35 : x
  2. Step 2: Convert to fraction form
    91,559.94/126,351.23 = 51,273.35/x
  3. Step 3: Cross multiply
    91,559.94x = 126,351.23 × 51,273.35
  4. Step 4: Simplify right side
    91,559.94x = 6,478,449,950.60
  5. Step 5: Solve for x
    x = 6,478,449,950.60/91,559.94
  6. Step 6: Final answer
    x = 70,756.38

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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.