Home / 188,444.27-260,054.75-102,403.28

Finding the Fourth Proportional to 188,444.27, 260,054.75 and 102,403.28

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Solution

The fourth proportional to 188,444.27, 260,054.75 and 102,403.28 is: 141,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,444.27 : 260,054.75 = 102,403.28 : x
  2. Step 2: Convert to fraction form
    188,444.27/260,054.75 = 102,403.28/x
  3. Step 3: Cross multiply
    188,444.27x = 260,054.75 × 102,403.28
  4. Step 4: Simplify right side
    188,444.27x = 26,630,459,379.58
  5. Step 5: Solve for x
    x = 26,630,459,379.58/188,444.27
  6. Step 6: Final answer
    x = 141,317.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.