Home / 213,634.98-294,818.22-118,148.04

Finding the Fourth Proportional to 213,634.98, 294,818.22 and 118,148.04

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Solution

The fourth proportional to 213,634.98, 294,818.22 and 118,148.04 is: 163,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,634.98 : 294,818.22 = 118,148.04 : x
  2. Step 2: Convert to fraction form
    213,634.98/294,818.22 = 118,148.04/x
  3. Step 3: Cross multiply
    213,634.98x = 294,818.22 × 118,148.04
  4. Step 4: Simplify right side
    213,634.98x = 34,832,194,849.29
  5. Step 5: Solve for x
    x = 34,832,194,849.29/213,634.98
  6. Step 6: Final answer
    x = 163,045.37

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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.