Home / 177,039.94-265,638.40-92,780.06

Finding the Fourth Proportional to 177,039.94, 265,638.40 and 92,780.06

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Solution

The fourth proportional to 177,039.94, 265,638.40 and 92,780.06 is: 139,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,039.94 : 265,638.40 = 92,780.06 : x
  2. Step 2: Convert to fraction form
    177,039.94/265,638.40 = 92,780.06/x
  3. Step 3: Cross multiply
    177,039.94x = 265,638.40 × 92,780.06
  4. Step 4: Simplify right side
    177,039.94x = 24,645,946,690.30
  5. Step 5: Solve for x
    x = 24,645,946,690.30/177,039.94
  6. Step 6: Final answer
    x = 139,211.22

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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.