Home / 213,881.62-295,222.44-123,298.18

Finding the Fourth Proportional to 213,881.62, 295,222.44 and 123,298.18

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Solution

The fourth proportional to 213,881.62, 295,222.44 and 123,298.18 is: 170,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,881.62 : 295,222.44 = 123,298.18 : x
  2. Step 2: Convert to fraction form
    213,881.62/295,222.44 = 123,298.18/x
  3. Step 3: Cross multiply
    213,881.62x = 295,222.44 × 123,298.18
  4. Step 4: Simplify right side
    213,881.62x = 36,400,389,547.16
  5. Step 5: Solve for x
    x = 36,400,389,547.16/213,881.62
  6. Step 6: Final answer
    x = 170,189.42

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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.