Home / 251,694.02-347,339.24-136,973.57

Finding the Fourth Proportional to 251,694.02, 347,339.24 and 136,973.57

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Solution

The fourth proportional to 251,694.02, 347,339.24 and 136,973.57 is: 189,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,694.02 : 347,339.24 = 136,973.57 : x
  2. Step 2: Convert to fraction form
    251,694.02/347,339.24 = 136,973.57/x
  3. Step 3: Cross multiply
    251,694.02x = 347,339.24 × 136,973.57
  4. Step 4: Simplify right side
    251,694.02x = 47,576,295,749.76
  5. Step 5: Solve for x
    x = 47,576,295,749.76/251,694.02
  6. Step 6: Final answer
    x = 189,024.34

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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.