Home / 201,831.40-302,747.10-154,592.20

Finding the Fourth Proportional to 201,831.40, 302,747.10 and 154,592.20

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Solution

The fourth proportional to 201,831.40, 302,747.10 and 154,592.20 is: 231,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,831.40 : 302,747.10 = 154,592.20 : x
  2. Step 2: Convert to fraction form
    201,831.40/302,747.10 = 154,592.20/x
  3. Step 3: Cross multiply
    201,831.40x = 302,747.10 × 154,592.20
  4. Step 4: Simplify right side
    201,831.40x = 46,802,340,232.62
  5. Step 5: Solve for x
    x = 46,802,340,232.62/201,831.40
  6. Step 6: Final answer
    x = 231,888.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.