Home / 140,067.11-210,102.47-46,572.86

Finding the Fourth Proportional to 140,067.11, 210,102.47 and 46,572.86

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Solution

The fourth proportional to 140,067.11, 210,102.47 and 46,572.86 is: 69,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,067.11 : 210,102.47 = 46,572.86 : x
  2. Step 2: Convert to fraction form
    140,067.11/210,102.47 = 46,572.86/x
  3. Step 3: Cross multiply
    140,067.11x = 210,102.47 × 46,572.86
  4. Step 4: Simplify right side
    140,067.11x = 9,785,071,637.59
  5. Step 5: Solve for x
    x = 9,785,071,637.59/140,067.11
  6. Step 6: Final answer
    x = 69,859.88

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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.