Home / 147,504.66-221,047.71-113,642.58

Finding the Fourth Proportional to 147,504.66, 221,047.71 and 113,642.58

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Solution

The fourth proportional to 147,504.66, 221,047.71 and 113,642.58 is: 170,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,504.66 : 221,047.71 = 113,642.58 : x
  2. Step 2: Convert to fraction form
    147,504.66/221,047.71 = 113,642.58/x
  3. Step 3: Cross multiply
    147,504.66x = 221,047.71 × 113,642.58
  4. Step 4: Simplify right side
    147,504.66x = 25,120,432,067.49
  5. Step 5: Solve for x
    x = 25,120,432,067.49/147,504.66
  6. Step 6: Final answer
    x = 170,302.63

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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.