Home / 213,983.98-295,294.30-118,488.62

Finding the Fourth Proportional to 213,983.98, 295,294.30 and 118,488.62

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Solution

The fourth proportional to 213,983.98, 295,294.30 and 118,488.62 is: 163,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,983.98 : 295,294.30 = 118,488.62 : x
  2. Step 2: Convert to fraction form
    213,983.98/295,294.30 = 118,488.62/x
  3. Step 3: Cross multiply
    213,983.98x = 295,294.30 × 118,488.62
  4. Step 4: Simplify right side
    213,983.98x = 34,989,014,542.88
  5. Step 5: Solve for x
    x = 34,989,014,542.88/213,983.98
  6. Step 6: Final answer
    x = 163,512.31

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1.5x scale

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.