Home / 95,029.37-142,503.89-28,478.97

Finding the Fourth Proportional to 95,029.37, 142,503.89 and 28,478.97

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Solution

The fourth proportional to 95,029.37, 142,503.89 and 28,478.97 is: 42,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,029.37 : 142,503.89 = 28,478.97 : x
  2. Step 2: Convert to fraction form
    95,029.37/142,503.89 = 28,478.97/x
  3. Step 3: Cross multiply
    95,029.37x = 142,503.89 × 28,478.97
  4. Step 4: Simplify right side
    95,029.37x = 4,058,364,008.19
  5. Step 5: Solve for x
    x = 4,058,364,008.19/95,029.37
  6. Step 6: Final answer
    x = 42,706.42

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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.