Home / 165,744.42-228,701.70-93,132.96

Finding the Fourth Proportional to 165,744.42, 228,701.70 and 93,132.96

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Solution

The fourth proportional to 165,744.42, 228,701.70 and 93,132.96 is: 128,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,744.42 : 228,701.70 = 93,132.96 : x
  2. Step 2: Convert to fraction form
    165,744.42/228,701.70 = 93,132.96/x
  3. Step 3: Cross multiply
    165,744.42x = 228,701.70 × 93,132.96
  4. Step 4: Simplify right side
    165,744.42x = 21,299,666,278.03
  5. Step 5: Solve for x
    x = 21,299,666,278.03/165,744.42
  6. Step 6: Final answer
    x = 128,509.10

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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.