Home / 165,657.14-248,450.82-53,347.40

Finding the Fourth Proportional to 165,657.14, 248,450.82 and 53,347.40

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Solution

The fourth proportional to 165,657.14, 248,450.82 and 53,347.40 is: 80,009.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,657.14 : 248,450.82 = 53,347.40 : x
  2. Step 2: Convert to fraction form
    165,657.14/248,450.82 = 53,347.40/x
  3. Step 3: Cross multiply
    165,657.14x = 248,450.82 × 53,347.40
  4. Step 4: Simplify right side
    165,657.14x = 13,254,205,274.87
  5. Step 5: Solve for x
    x = 13,254,205,274.87/165,657.14
  6. Step 6: Final answer
    x = 80,009.86

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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.