Home / 110,188.65-152,008.38-79,907.57

Finding the Fourth Proportional to 110,188.65, 152,008.38 and 79,907.57

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Solution

The fourth proportional to 110,188.65, 152,008.38 and 79,907.57 is: 110,234.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,188.65 : 152,008.38 = 79,907.57 : x
  2. Step 2: Convert to fraction form
    110,188.65/152,008.38 = 79,907.57/x
  3. Step 3: Cross multiply
    110,188.65x = 152,008.38 × 79,907.57
  4. Step 4: Simplify right side
    110,188.65x = 12,146,620,265.44
  5. Step 5: Solve for x
    x = 12,146,620,265.44/110,188.65
  6. Step 6: Final answer
    x = 110,234.77

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1.5x scale

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.