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Finding the Fourth Proportional to 219,452.20, 302,844.04 and 118,850.20

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Solution

The fourth proportional to 219,452.20, 302,844.04 and 118,850.20 is: 164,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,452.20 : 302,844.04 = 118,850.20 : x
  2. Step 2: Convert to fraction form
    219,452.20/302,844.04 = 118,850.20/x
  3. Step 3: Cross multiply
    219,452.20x = 302,844.04 × 118,850.20
  4. Step 4: Simplify right side
    219,452.20x = 35,993,075,706.34
  5. Step 5: Solve for x
    x = 35,993,075,706.34/219,452.20
  6. Step 6: Final answer
    x = 164,013.28

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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.