Home / 158,144.39-218,217.71-94,468.67

Finding the Fourth Proportional to 158,144.39, 218,217.71 and 94,468.67

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Solution

The fourth proportional to 158,144.39, 218,217.71 and 94,468.67 is: 130,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,144.39 : 218,217.71 = 94,468.67 : x
  2. Step 2: Convert to fraction form
    158,144.39/218,217.71 = 94,468.67/x
  3. Step 3: Cross multiply
    158,144.39x = 218,217.71 × 94,468.67
  4. Step 4: Simplify right side
    158,144.39x = 20,614,736,361.80
  5. Step 5: Solve for x
    x = 20,614,736,361.80/158,144.39
  6. Step 6: Final answer
    x = 130,353.89

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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.