Home / 199,043.10-274,702.16-118,470.89

Finding the Fourth Proportional to 199,043.10, 274,702.16 and 118,470.89

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Solution

The fourth proportional to 199,043.10, 274,702.16 and 118,470.89 is: 163,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,043.10 : 274,702.16 = 118,470.89 : x
  2. Step 2: Convert to fraction form
    199,043.10/274,702.16 = 118,470.89/x
  3. Step 3: Cross multiply
    199,043.10x = 274,702.16 × 118,470.89
  4. Step 4: Simplify right side
    199,043.10x = 32,544,210,363.06
  5. Step 5: Solve for x
    x = 32,544,210,363.06/199,043.10
  6. Step 6: Final answer
    x = 163,503.33

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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.