Home / 91,584.55-126,382.93-51,297.67

Finding the Fourth Proportional to 91,584.55, 126,382.93 and 51,297.67

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Solution

The fourth proportional to 91,584.55, 126,382.93 and 51,297.67 is: 70,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,584.55 : 126,382.93 = 51,297.67 : x
  2. Step 2: Convert to fraction form
    91,584.55/126,382.93 = 51,297.67/x
  3. Step 3: Cross multiply
    91,584.55x = 126,382.93 × 51,297.67
  4. Step 4: Simplify right side
    91,584.55x = 6,483,149,836.77
  5. Step 5: Solve for x
    x = 6,483,149,836.77/91,584.55
  6. Step 6: Final answer
    x = 70,788.68

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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.