Home / 218,864.62-302,033.37-118,262.62

Finding the Fourth Proportional to 218,864.62, 302,033.37 and 118,262.62

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Solution

The fourth proportional to 218,864.62, 302,033.37 and 118,262.62 is: 163,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,864.62 : 302,033.37 = 118,262.62 : x
  2. Step 2: Convert to fraction form
    218,864.62/302,033.37 = 118,262.62/x
  3. Step 3: Cross multiply
    218,864.62x = 302,033.37 × 118,262.62
  4. Step 4: Simplify right side
    218,864.62x = 35,719,257,663.63
  5. Step 5: Solve for x
    x = 35,719,257,663.63/218,864.62
  6. Step 6: Final answer
    x = 163,202.52

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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.