Home / 95,208.40-142,783.82-28,630.86

Finding the Fourth Proportional to 95,208.40, 142,783.82 and 28,630.86

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Solution

The fourth proportional to 95,208.40, 142,783.82 and 28,630.86 is: 42,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,208.40 : 142,783.82 = 28,630.86 : x
  2. Step 2: Convert to fraction form
    95,208.40/142,783.82 = 28,630.86/x
  3. Step 3: Cross multiply
    95,208.40x = 142,783.82 × 28,630.86
  4. Step 4: Simplify right side
    95,208.40x = 4,088,022,703.61
  5. Step 5: Solve for x
    x = 4,088,022,703.61/95,208.40
  6. Step 6: Final answer
    x = 42,937.63

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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.