Home / 140,259.75-210,390.01-56,026.79

Finding the Fourth Proportional to 140,259.75, 210,390.01 and 56,026.79

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Solution

The fourth proportional to 140,259.75, 210,390.01 and 56,026.79 is: 84,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,259.75 : 210,390.01 = 56,026.79 : x
  2. Step 2: Convert to fraction form
    140,259.75/210,390.01 = 56,026.79/x
  3. Step 3: Cross multiply
    140,259.75x = 210,390.01 × 56,026.79
  4. Step 4: Simplify right side
    140,259.75x = 11,787,476,505.31
  5. Step 5: Solve for x
    x = 11,787,476,505.31/140,259.75
  6. Step 6: Final answer
    x = 84,040.33

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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.