Home / 143,466.36-198,125.54-118,222.84

Finding the Fourth Proportional to 143,466.36, 198,125.54 and 118,222.84

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Solution

The fourth proportional to 143,466.36, 198,125.54 and 118,222.84 is: 163,264.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,466.36 : 198,125.54 = 118,222.84 : x
  2. Step 2: Convert to fraction form
    143,466.36/198,125.54 = 118,222.84/x
  3. Step 3: Cross multiply
    143,466.36x = 198,125.54 × 118,222.84
  4. Step 4: Simplify right side
    143,466.36x = 23,422,964,015.33
  5. Step 5: Solve for x
    x = 23,422,964,015.33/143,466.36
  6. Step 6: Final answer
    x = 163,264.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.