Home / 95,018.32-142,504.80-28,440.57

Finding the Fourth Proportional to 95,018.32, 142,504.80 and 28,440.57

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Solution

The fourth proportional to 95,018.32, 142,504.80 and 28,440.57 is: 42,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,018.32 : 142,504.80 = 28,440.57 : x
  2. Step 2: Convert to fraction form
    95,018.32/142,504.80 = 28,440.57/x
  3. Step 3: Cross multiply
    95,018.32x = 142,504.80 × 28,440.57
  4. Step 4: Simplify right side
    95,018.32x = 4,052,917,633.08
  5. Step 5: Solve for x
    x = 4,052,917,633.08/95,018.32
  6. Step 6: Final answer
    x = 42,654.07

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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.