Home / 147,831.22-221,912.67-59,146.55

Finding the Fourth Proportional to 147,831.22, 221,912.67 and 59,146.55

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Solution

The fourth proportional to 147,831.22, 221,912.67 and 59,146.55 is: 88,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,831.22 : 221,912.67 = 59,146.55 : x
  2. Step 2: Convert to fraction form
    147,831.22/221,912.67 = 59,146.55/x
  3. Step 3: Cross multiply
    147,831.22x = 221,912.67 × 59,146.55
  4. Step 4: Simplify right side
    147,831.22x = 13,125,367,722.23
  5. Step 5: Solve for x
    x = 13,125,367,722.23/147,831.22
  6. Step 6: Final answer
    x = 88,786.17

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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.