Home / 219,361.32-302,725.62-134,564.04

Finding the Fourth Proportional to 219,361.32, 302,725.62 and 134,564.04

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Solution

The fourth proportional to 219,361.32, 302,725.62 and 134,564.04 is: 185,702.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,361.32 : 302,725.62 = 134,564.04 : x
  2. Step 2: Convert to fraction form
    219,361.32/302,725.62 = 134,564.04/x
  3. Step 3: Cross multiply
    219,361.32x = 302,725.62 × 134,564.04
  4. Step 4: Simplify right side
    219,361.32x = 40,735,982,438.70
  5. Step 5: Solve for x
    x = 40,735,982,438.70/219,361.32
  6. Step 6: Final answer
    x = 185,702.67

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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.