Home / 152,072.11-228,140.76-45,464.41

Finding the Fourth Proportional to 152,072.11, 228,140.76 and 45,464.41

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Solution

The fourth proportional to 152,072.11, 228,140.76 and 45,464.41 is: 68,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,072.11 : 228,140.76 = 45,464.41 : x
  2. Step 2: Convert to fraction form
    152,072.11/228,140.76 = 45,464.41/x
  3. Step 3: Cross multiply
    152,072.11x = 228,140.76 × 45,464.41
  4. Step 4: Simplify right side
    152,072.11x = 10,372,283,909.65
  5. Step 5: Solve for x
    x = 10,372,283,909.65/152,072.11
  6. Step 6: Final answer
    x = 68,206.35

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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.