Home / 345,096.32-476,236.68-190,065.20

Finding the Fourth Proportional to 345,096.32, 476,236.68 and 190,065.20

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Solution

The fourth proportional to 345,096.32, 476,236.68 and 190,065.20 is: 262,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,096.32 : 476,236.68 = 190,065.20 : x
  2. Step 2: Convert to fraction form
    345,096.32/476,236.68 = 190,065.20/x
  3. Step 3: Cross multiply
    345,096.32x = 476,236.68 × 190,065.20
  4. Step 4: Simplify right side
    345,096.32x = 90,516,019,831.54
  5. Step 5: Solve for x
    x = 90,516,019,831.54/345,096.32
  6. Step 6: Final answer
    x = 262,292.05

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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.