Home / 170,220.16-234,396.60-166,443.76

Finding the Fourth Proportional to 170,220.16, 234,396.60 and 166,443.76

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Solution

The fourth proportional to 170,220.16, 234,396.60 and 166,443.76 is: 229,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,220.16 : 234,396.60 = 166,443.76 : x
  2. Step 2: Convert to fraction form
    170,220.16/234,396.60 = 166,443.76/x
  3. Step 3: Cross multiply
    170,220.16x = 234,396.60 × 166,443.76
  4. Step 4: Simplify right side
    170,220.16x = 39,013,851,435.22
  5. Step 5: Solve for x
    x = 39,013,851,435.22/170,220.16
  6. Step 6: Final answer
    x = 229,196.42

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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.