Home / 175,890.70-264,030.45-109,405.90

Finding the Fourth Proportional to 175,890.70, 264,030.45 and 109,405.90

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Solution

The fourth proportional to 175,890.70, 264,030.45 and 109,405.90 is: 164,229.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,890.70 : 264,030.45 = 109,405.90 : x
  2. Step 2: Convert to fraction form
    175,890.70/264,030.45 = 109,405.90/x
  3. Step 3: Cross multiply
    175,890.70x = 264,030.45 × 109,405.90
  4. Step 4: Simplify right side
    175,890.70x = 28,886,489,009.66
  5. Step 5: Solve for x
    x = 28,886,489,009.66/175,890.70
  6. Step 6: Final answer
    x = 164,229.77

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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.