Home / 254,519.51-381,744.40-140,877.52

Finding the Fourth Proportional to 254,519.51, 381,744.40 and 140,877.52

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Solution

The fourth proportional to 254,519.51, 381,744.40 and 140,877.52 is: 211,296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,519.51 : 381,744.40 = 140,877.52 : x
  2. Step 2: Convert to fraction form
    254,519.51/381,744.40 = 140,877.52/x
  3. Step 3: Cross multiply
    254,519.51x = 381,744.40 × 140,877.52
  4. Step 4: Simplify right side
    254,519.51x = 53,779,204,345.89
  5. Step 5: Solve for x
    x = 53,779,204,345.89/254,519.51
  6. Step 6: Final answer
    x = 211,296.98

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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.