Home / 395,212.50-592,827.66-142,513.56

Finding the Fourth Proportional to 395,212.50, 592,827.66 and 142,513.56

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Solution

The fourth proportional to 395,212.50, 592,827.66 and 142,513.56 is: 213,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,212.50 : 592,827.66 = 142,513.56 : x
  2. Step 2: Convert to fraction form
    395,212.50/592,827.66 = 142,513.56/x
  3. Step 3: Cross multiply
    395,212.50x = 592,827.66 × 142,513.56
  4. Step 4: Simplify right side
    395,212.50x = 84,485,980,293.07
  5. Step 5: Solve for x
    x = 84,485,980,293.07/395,212.50
  6. Step 6: Final answer
    x = 213,773.55

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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.