Home / 165,009.62-247,474.74-76,177.83

Finding the Fourth Proportional to 165,009.62, 247,474.74 and 76,177.83

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Solution

The fourth proportional to 165,009.62, 247,474.74 and 76,177.83 is: 114,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,009.62 : 247,474.74 = 76,177.83 : x
  2. Step 2: Convert to fraction form
    165,009.62/247,474.74 = 76,177.83/x
  3. Step 3: Cross multiply
    165,009.62x = 247,474.74 × 76,177.83
  4. Step 4: Simplify right side
    165,009.62x = 18,852,089,886.71
  5. Step 5: Solve for x
    x = 18,852,089,886.71/165,009.62
  6. Step 6: Final answer
    x = 114,248.43

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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.