Home / 148,687.32-222,984-48,831.06

Finding the Fourth Proportional to 148,687.32, 222,984 and 48,831.06

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Solution

The fourth proportional to 148,687.32, 222,984 and 48,831.06 is: 73,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,687.32 : 222,984 = 48,831.06 : x
  2. Step 2: Convert to fraction form
    148,687.32/222,984 = 48,831.06/x
  3. Step 3: Cross multiply
    148,687.32x = 222,984 × 48,831.06
  4. Step 4: Simplify right side
    148,687.32x = 10,888,545,083.04
  5. Step 5: Solve for x
    x = 10,888,545,083.04/148,687.32
  6. Step 6: Final answer
    x = 73,231.16

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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.