Home / 213,559.03-294,717.61-118,071.88

Finding the Fourth Proportional to 213,559.03, 294,717.61 and 118,071.88

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Solution

The fourth proportional to 213,559.03, 294,717.61 and 118,071.88 is: 162,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,559.03 : 294,717.61 = 118,071.88 : x
  2. Step 2: Convert to fraction form
    213,559.03/294,717.61 = 118,071.88/x
  3. Step 3: Cross multiply
    213,559.03x = 294,717.61 × 118,071.88
  4. Step 4: Simplify right side
    213,559.03x = 34,797,862,024.68
  5. Step 5: Solve for x
    x = 34,797,862,024.68/213,559.03
  6. Step 6: Final answer
    x = 162,942.59

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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.