Home / 242,584.20-364,092.30-142,619.40

Finding the Fourth Proportional to 242,584.20, 364,092.30 and 142,619.40

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Solution

The fourth proportional to 242,584.20, 364,092.30 and 142,619.40 is: 214,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,584.20 : 364,092.30 = 142,619.40 : x
  2. Step 2: Convert to fraction form
    242,584.20/364,092.30 = 142,619.40/x
  3. Step 3: Cross multiply
    242,584.20x = 364,092.30 × 142,619.40
  4. Step 4: Simplify right side
    242,584.20x = 51,926,625,370.62
  5. Step 5: Solve for x
    x = 51,926,625,370.62/242,584.20
  6. Step 6: Final answer
    x = 214,056.09

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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.