Home / 178,913.03-268,402.35-73,674.59

Finding the Fourth Proportional to 178,913.03, 268,402.35 and 73,674.59

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Solution

The fourth proportional to 178,913.03, 268,402.35 and 73,674.59 is: 110,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,913.03 : 268,402.35 = 73,674.59 : x
  2. Step 2: Convert to fraction form
    178,913.03/268,402.35 = 73,674.59/x
  3. Step 3: Cross multiply
    178,913.03x = 268,402.35 × 73,674.59
  4. Step 4: Simplify right side
    178,913.03x = 19,774,433,091.29
  5. Step 5: Solve for x
    x = 19,774,433,091.29/178,913.03
  6. Step 6: Final answer
    x = 110,525.39

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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.