Home / 179,151.35-268,772.12-66,835.23

Finding the Fourth Proportional to 179,151.35, 268,772.12 and 66,835.23

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Solution

The fourth proportional to 179,151.35, 268,772.12 and 66,835.23 is: 100,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,151.35 : 268,772.12 = 66,835.23 : x
  2. Step 2: Convert to fraction form
    179,151.35/268,772.12 = 66,835.23/x
  3. Step 3: Cross multiply
    179,151.35x = 268,772.12 × 66,835.23
  4. Step 4: Simplify right side
    179,151.35x = 17,963,445,742.30
  5. Step 5: Solve for x
    x = 17,963,445,742.30/179,151.35
  6. Step 6: Final answer
    x = 100,269.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.