Home / 152,286.54-228,476.56-68,117.50

Finding the Fourth Proportional to 152,286.54, 228,476.56 and 68,117.50

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Solution

The fourth proportional to 152,286.54, 228,476.56 and 68,117.50 is: 102,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,286.54 : 228,476.56 = 68,117.50 : x
  2. Step 2: Convert to fraction form
    152,286.54/228,476.56 = 68,117.50/x
  3. Step 3: Cross multiply
    152,286.54x = 228,476.56 × 68,117.50
  4. Step 4: Simplify right side
    152,286.54x = 15,563,252,075.80
  5. Step 5: Solve for x
    x = 15,563,252,075.80/152,286.54
  6. Step 6: Final answer
    x = 102,197.16

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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.