Home / 152,147.10-228,220.65-67,907.10

Finding the Fourth Proportional to 152,147.10, 228,220.65 and 67,907.10

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Solution

The fourth proportional to 152,147.10, 228,220.65 and 67,907.10 is: 101,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,147.10 : 228,220.65 = 67,907.10 : x
  2. Step 2: Convert to fraction form
    152,147.10/228,220.65 = 67,907.10/x
  3. Step 3: Cross multiply
    152,147.10x = 228,220.65 × 67,907.10
  4. Step 4: Simplify right side
    152,147.10x = 15,497,802,501.62
  5. Step 5: Solve for x
    x = 15,497,802,501.62/152,147.10
  6. Step 6: Final answer
    x = 101,860.65

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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.