Home / 250,918.10-346,258.01-142,020.10

Finding the Fourth Proportional to 250,918.10, 346,258.01 and 142,020.10

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Solution

The fourth proportional to 250,918.10, 346,258.01 and 142,020.10 is: 195,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,918.10 : 346,258.01 = 142,020.10 : x
  2. Step 2: Convert to fraction form
    250,918.10/346,258.01 = 142,020.10/x
  3. Step 3: Cross multiply
    250,918.10x = 346,258.01 × 142,020.10
  4. Step 4: Simplify right side
    250,918.10x = 49,175,597,206.00
  5. Step 5: Solve for x
    x = 49,175,597,206.00/250,918.10
  6. Step 6: Final answer
    x = 195,982.66

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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.