Home / 147,361.20-221,076.36-58,619.76

Finding the Fourth Proportional to 147,361.20, 221,076.36 and 58,619.76

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Solution

The fourth proportional to 147,361.20, 221,076.36 and 58,619.76 is: 87,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,361.20 : 221,076.36 = 58,619.76 : x
  2. Step 2: Convert to fraction form
    147,361.20/221,076.36 = 58,619.76/x
  3. Step 3: Cross multiply
    147,361.20x = 221,076.36 × 58,619.76
  4. Step 4: Simplify right side
    147,361.20x = 12,959,443,164.87
  5. Step 5: Solve for x
    x = 12,959,443,164.87/147,361.20
  6. Step 6: Final answer
    x = 87,943.39

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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.