Home / 233,258.72-349,823.31-100,109.36

Finding the Fourth Proportional to 233,258.72, 349,823.31 and 100,109.36

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Solution

The fourth proportional to 233,258.72, 349,823.31 and 100,109.36 is: 150,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,258.72 : 349,823.31 = 100,109.36 : x
  2. Step 2: Convert to fraction form
    233,258.72/349,823.31 = 100,109.36/x
  3. Step 3: Cross multiply
    233,258.72x = 349,823.31 × 100,109.36
  4. Step 4: Simplify right side
    233,258.72x = 35,020,585,928.07
  5. Step 5: Solve for x
    x = 35,020,585,928.07/233,258.72
  6. Step 6: Final answer
    x = 150,136.24

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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.