Home / 94,148.39-129,927.45-51,709.67

Finding the Fourth Proportional to 94,148.39, 129,927.45 and 51,709.67

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Solution

The fourth proportional to 94,148.39, 129,927.45 and 51,709.67 is: 71,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,148.39 : 129,927.45 = 51,709.67 : x
  2. Step 2: Convert to fraction form
    94,148.39/129,927.45 = 51,709.67/x
  3. Step 3: Cross multiply
    94,148.39x = 129,927.45 × 51,709.67
  4. Step 4: Simplify right side
    94,148.39x = 6,718,505,563.44
  5. Step 5: Solve for x
    x = 6,718,505,563.44/94,148.39
  6. Step 6: Final answer
    x = 71,360.81

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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.