Home / 210,118.72-289,963.44-114,625.41

Finding the Fourth Proportional to 210,118.72, 289,963.44 and 114,625.41

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Solution

The fourth proportional to 210,118.72, 289,963.44 and 114,625.41 is: 158,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,118.72 : 289,963.44 = 114,625.41 : x
  2. Step 2: Convert to fraction form
    210,118.72/289,963.44 = 114,625.41/x
  3. Step 3: Cross multiply
    210,118.72x = 289,963.44 × 114,625.41
  4. Step 4: Simplify right side
    210,118.72x = 33,237,176,172.07
  5. Step 5: Solve for x
    x = 33,237,176,172.07/210,118.72
  6. Step 6: Final answer
    x = 158,182.85

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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.