Home / 210,195.35-290,070.38-114,702.04

Finding the Fourth Proportional to 210,195.35, 290,070.38 and 114,702.04

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Solution

The fourth proportional to 210,195.35, 290,070.38 and 114,702.04 is: 158,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,195.35 : 290,070.38 = 114,702.04 : x
  2. Step 2: Convert to fraction form
    210,195.35/290,070.38 = 114,702.04/x
  3. Step 3: Cross multiply
    210,195.35x = 290,070.38 × 114,702.04
  4. Step 4: Simplify right side
    210,195.35x = 33,271,664,329.58
  5. Step 5: Solve for x
    x = 33,271,664,329.58/210,195.35
  6. Step 6: Final answer
    x = 158,289.25

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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.