Home / 155,416.16-233,049.98-71,150.96

Finding the Fourth Proportional to 155,416.16, 233,049.98 and 71,150.96

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Solution

The fourth proportional to 155,416.16, 233,049.98 and 71,150.96 is: 106,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,416.16 : 233,049.98 = 71,150.96 : x
  2. Step 2: Convert to fraction form
    155,416.16/233,049.98 = 71,150.96/x
  3. Step 3: Cross multiply
    155,416.16x = 233,049.98 × 71,150.96
  4. Step 4: Simplify right side
    155,416.16x = 16,581,729,804.98
  5. Step 5: Solve for x
    x = 16,581,729,804.98/155,416.16
  6. Step 6: Final answer
    x = 106,692.44

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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.