Home / 74,275.09-111,483.37-46,109.90

Finding the Fourth Proportional to 74,275.09, 111,483.37 and 46,109.90

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Solution

The fourth proportional to 74,275.09, 111,483.37 and 46,109.90 is: 69,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,275.09 : 111,483.37 = 46,109.90 : x
  2. Step 2: Convert to fraction form
    74,275.09/111,483.37 = 46,109.90/x
  3. Step 3: Cross multiply
    74,275.09x = 111,483.37 × 46,109.90
  4. Step 4: Simplify right side
    74,275.09x = 5,140,487,042.36
  5. Step 5: Solve for x
    x = 5,140,487,042.36/74,275.09
  6. Step 6: Final answer
    x = 69,208.76

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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.