Home / 68,539.32-102,524.58-64,340.28

Finding the Fourth Proportional to 68,539.32, 102,524.58 and 64,340.28

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Solution

The fourth proportional to 68,539.32, 102,524.58 and 64,340.28 is: 96,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,539.32 : 102,524.58 = 64,340.28 : x
  2. Step 2: Convert to fraction form
    68,539.32/102,524.58 = 64,340.28/x
  3. Step 3: Cross multiply
    68,539.32x = 102,524.58 × 64,340.28
  4. Step 4: Simplify right side
    68,539.32x = 6,596,460,184.08
  5. Step 5: Solve for x
    x = 6,596,460,184.08/68,539.32
  6. Step 6: Final answer
    x = 96,243.44

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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.