Home / 49,164.36-73,746.45-12,228.36

Finding the Fourth Proportional to 49,164.36, 73,746.45 and 12,228.36

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Solution

The fourth proportional to 49,164.36, 73,746.45 and 12,228.36 is: 18,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,164.36 : 73,746.45 = 12,228.36 : x
  2. Step 2: Convert to fraction form
    49,164.36/73,746.45 = 12,228.36/x
  3. Step 3: Cross multiply
    49,164.36x = 73,746.45 × 12,228.36
  4. Step 4: Simplify right side
    49,164.36x = 901,798,139.32
  5. Step 5: Solve for x
    x = 901,798,139.32/49,164.36
  6. Step 6: Final answer
    x = 18,342.52

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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.