Home / 219,267.49-302,589.13-118,665.49

Finding the Fourth Proportional to 219,267.49, 302,589.13 and 118,665.49

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Solution

The fourth proportional to 219,267.49, 302,589.13 and 118,665.49 is: 163,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,267.49 : 302,589.13 = 118,665.49 : x
  2. Step 2: Convert to fraction form
    219,267.49/302,589.13 = 118,665.49/x
  3. Step 3: Cross multiply
    219,267.49x = 302,589.13 × 118,665.49
  4. Step 4: Simplify right side
    219,267.49x = 35,906,887,380.12
  5. Step 5: Solve for x
    x = 35,906,887,380.12/219,267.49
  6. Step 6: Final answer
    x = 163,758.37

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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.