Home / 140,062.72-210,055.92-46,556.32

Finding the Fourth Proportional to 140,062.72, 210,055.92 and 46,556.32

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Solution

The fourth proportional to 140,062.72, 210,055.92 and 46,556.32 is: 69,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,062.72 : 210,055.92 = 46,556.32 : x
  2. Step 2: Convert to fraction form
    140,062.72/210,055.92 = 46,556.32/x
  3. Step 3: Cross multiply
    140,062.72x = 210,055.92 × 46,556.32
  4. Step 4: Simplify right side
    140,062.72x = 9,779,430,629.41
  5. Step 5: Solve for x
    x = 9,779,430,629.41/140,062.72
  6. Step 6: Final answer
    x = 69,821.80

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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.