Home / 216,091.80-298,211.45-119,295.36

Finding the Fourth Proportional to 216,091.80, 298,211.45 and 119,295.36

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Solution

The fourth proportional to 216,091.80, 298,211.45 and 119,295.36 is: 164,630.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,091.80 : 298,211.45 = 119,295.36 : x
  2. Step 2: Convert to fraction form
    216,091.80/298,211.45 = 119,295.36/x
  3. Step 3: Cross multiply
    216,091.80x = 298,211.45 × 119,295.36
  4. Step 4: Simplify right side
    216,091.80x = 35,575,241,687.40
  5. Step 5: Solve for x
    x = 35,575,241,687.40/216,091.80
  6. Step 6: Final answer
    x = 164,630.23

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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.