Home / 165,577.72-248,290.44-53,237.20

Finding the Fourth Proportional to 165,577.72, 248,290.44 and 53,237.20

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Solution

The fourth proportional to 165,577.72, 248,290.44 and 53,237.20 is: 79,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,577.72 : 248,290.44 = 53,237.20 : x
  2. Step 2: Convert to fraction form
    165,577.72/248,290.44 = 53,237.20/x
  3. Step 3: Cross multiply
    165,577.72x = 248,290.44 × 53,237.20
  4. Step 4: Simplify right side
    165,577.72x = 13,218,287,812.37
  5. Step 5: Solve for x
    x = 13,218,287,812.37/165,577.72
  6. Step 6: Final answer
    x = 79,831.32

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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.