Home / 49,112.40-73,668.60-12,176.40

Finding the Fourth Proportional to 49,112.40, 73,668.60 and 12,176.40

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Solution

The fourth proportional to 49,112.40, 73,668.60 and 12,176.40 is: 18,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112.40 : 73,668.60 = 12,176.40 : x
  2. Step 2: Convert to fraction form
    49,112.40/73,668.60 = 12,176.40/x
  3. Step 3: Cross multiply
    49,112.40x = 73,668.60 × 12,176.40
  4. Step 4: Simplify right side
    49,112.40x = 897,018,341.04
  5. Step 5: Solve for x
    x = 897,018,341.04/49,112.40
  6. Step 6: Final answer
    x = 18,264.60

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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.