Home / 250,918.35-346,258.36-142,020.35

Finding the Fourth Proportional to 250,918.35, 346,258.36 and 142,020.35

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Solution

The fourth proportional to 250,918.35, 346,258.36 and 142,020.35 is: 195,983.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,918.35 : 346,258.36 = 142,020.35 : x
  2. Step 2: Convert to fraction form
    250,918.35/346,258.36 = 142,020.35/x
  3. Step 3: Cross multiply
    250,918.35x = 346,258.36 × 142,020.35
  4. Step 4: Simplify right side
    250,918.35x = 49,175,733,477.63
  5. Step 5: Solve for x
    x = 49,175,733,477.63/250,918.35
  6. Step 6: Final answer
    x = 195,983.01

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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.