Home / 165,710.09-228,607.17-111,975.50

Finding the Fourth Proportional to 165,710.09, 228,607.17 and 111,975.50

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Solution

The fourth proportional to 165,710.09, 228,607.17 and 111,975.50 is: 154,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,710.09 : 228,607.17 = 111,975.50 : x
  2. Step 2: Convert to fraction form
    165,710.09/228,607.17 = 111,975.50/x
  3. Step 3: Cross multiply
    165,710.09x = 228,607.17 × 111,975.50
  4. Step 4: Simplify right side
    165,710.09x = 25,598,402,164.34
  5. Step 5: Solve for x
    x = 25,598,402,164.34/165,710.09
  6. Step 6: Final answer
    x = 154,477.03

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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.