Home / 68,013.47-102,180.29-64,237.05

Finding the Fourth Proportional to 68,013.47, 102,180.29 and 64,237.05

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Solution

The fourth proportional to 68,013.47, 102,180.29 and 64,237.05 is: 96,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,013.47 : 102,180.29 = 64,237.05 : x
  2. Step 2: Convert to fraction form
    68,013.47/102,180.29 = 64,237.05/x
  3. Step 3: Cross multiply
    68,013.47x = 102,180.29 × 64,237.05
  4. Step 4: Simplify right side
    68,013.47x = 6,563,760,076.56
  5. Step 5: Solve for x
    x = 6,563,760,076.56/68,013.47
  6. Step 6: Final answer
    x = 96,506.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.