Home / 219,804.15-329,702.64-70,042.41

Finding the Fourth Proportional to 219,804.15, 329,702.64 and 70,042.41

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Solution

The fourth proportional to 219,804.15, 329,702.64 and 70,042.41 is: 105,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,804.15 : 329,702.64 = 70,042.41 : x
  2. Step 2: Convert to fraction form
    219,804.15/329,702.64 = 70,042.41/x
  3. Step 3: Cross multiply
    219,804.15x = 329,702.64 × 70,042.41
  4. Step 4: Simplify right side
    219,804.15x = 23,093,167,488.96
  5. Step 5: Solve for x
    x = 23,093,167,488.96/219,804.15
  6. Step 6: Final answer
    x = 105,062.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.