Home / 250,349.54-345,496.20-142,954.07

Finding the Fourth Proportional to 250,349.54, 345,496.20 and 142,954.07

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Solution

The fourth proportional to 250,349.54, 345,496.20 and 142,954.07 is: 197,284.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,349.54 : 345,496.20 = 142,954.07 : x
  2. Step 2: Convert to fraction form
    250,349.54/345,496.20 = 142,954.07/x
  3. Step 3: Cross multiply
    250,349.54x = 345,496.20 × 142,954.07
  4. Step 4: Simplify right side
    250,349.54x = 49,390,087,959.53
  5. Step 5: Solve for x
    x = 49,390,087,959.53/250,349.54
  6. Step 6: Final answer
    x = 197,284.52

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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.