Home / 213,864.84-295,170.08-123,204.58

Finding the Fourth Proportional to 213,864.84, 295,170.08 and 123,204.58

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Solution

The fourth proportional to 213,864.84, 295,170.08 and 123,204.58 is: 170,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,864.84 : 295,170.08 = 123,204.58 : x
  2. Step 2: Convert to fraction form
    213,864.84/295,170.08 = 123,204.58/x
  3. Step 3: Cross multiply
    213,864.84x = 295,170.08 × 123,204.58
  4. Step 4: Simplify right side
    213,864.84x = 36,366,304,381.02
  5. Step 5: Solve for x
    x = 36,366,304,381.02/213,864.84
  6. Step 6: Final answer
    x = 170,043.40

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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.