Home / 142,953.26-214,347.84-54,150.12

Finding the Fourth Proportional to 142,953.26, 214,347.84 and 54,150.12

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Solution

The fourth proportional to 142,953.26, 214,347.84 and 54,150.12 is: 81,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,953.26 : 214,347.84 = 54,150.12 : x
  2. Step 2: Convert to fraction form
    142,953.26/214,347.84 = 54,150.12/x
  3. Step 3: Cross multiply
    142,953.26x = 214,347.84 × 54,150.12
  4. Step 4: Simplify right side
    142,953.26x = 11,606,961,257.74
  5. Step 5: Solve for x
    x = 11,606,961,257.74/142,953.26
  6. Step 6: Final answer
    x = 81,194.10

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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.