Home / 219,016.48-302,242.32-118,414.24

Finding the Fourth Proportional to 219,016.48, 302,242.32 and 118,414.24

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Solution

The fourth proportional to 219,016.48, 302,242.32 and 118,414.24 is: 163,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,016.48 : 302,242.32 = 118,414.24 : x
  2. Step 2: Convert to fraction form
    219,016.48/302,242.32 = 118,414.24/x
  3. Step 3: Cross multiply
    219,016.48x = 302,242.32 × 118,414.24
  4. Step 4: Simplify right side
    219,016.48x = 35,789,794,618.64
  5. Step 5: Solve for x
    x = 35,789,794,618.64/219,016.48
  6. Step 6: Final answer
    x = 163,411.42

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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.