Home / 140,274.74-210,463.96-51,586.22

Finding the Fourth Proportional to 140,274.74, 210,463.96 and 51,586.22

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Solution

The fourth proportional to 140,274.74, 210,463.96 and 51,586.22 is: 77,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,274.74 : 210,463.96 = 51,586.22 : x
  2. Step 2: Convert to fraction form
    140,274.74/210,463.96 = 51,586.22/x
  3. Step 3: Cross multiply
    140,274.74x = 210,463.96 × 51,586.22
  4. Step 4: Simplify right side
    140,274.74x = 10,857,040,142.63
  5. Step 5: Solve for x
    x = 10,857,040,142.63/140,274.74
  6. Step 6: Final answer
    x = 77,398.40

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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.