Home / 165,590.98-248,341.87-45,619.36

Finding the Fourth Proportional to 165,590.98, 248,341.87 and 45,619.36

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Solution

The fourth proportional to 165,590.98, 248,341.87 and 45,619.36 is: 68,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,590.98 : 248,341.87 = 45,619.36 : x
  2. Step 2: Convert to fraction form
    165,590.98/248,341.87 = 45,619.36/x
  3. Step 3: Cross multiply
    165,590.98x = 248,341.87 × 45,619.36
  4. Step 4: Simplify right side
    165,590.98x = 11,329,197,170.60
  5. Step 5: Solve for x
    x = 11,329,197,170.60/165,590.98
  6. Step 6: Final answer
    x = 68,416.75

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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.