Home / 213,629.02-294,741.45-142,021.17

Finding the Fourth Proportional to 213,629.02, 294,741.45 and 142,021.17

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Solution

The fourth proportional to 213,629.02, 294,741.45 and 142,021.17 is: 195,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,629.02 : 294,741.45 = 142,021.17 : x
  2. Step 2: Convert to fraction form
    213,629.02/294,741.45 = 142,021.17/x
  3. Step 3: Cross multiply
    213,629.02x = 294,741.45 × 142,021.17
  4. Step 4: Simplify right side
    213,629.02x = 41,859,525,576.50
  5. Step 5: Solve for x
    x = 41,859,525,576.50/213,629.02
  6. Step 6: Final answer
    x = 195,944.94

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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.