Home / 73,435.04-110,158.40-31,315.48

Finding the Fourth Proportional to 73,435.04, 110,158.40 and 31,315.48

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Solution

The fourth proportional to 73,435.04, 110,158.40 and 31,315.48 is: 46,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,435.04 : 110,158.40 = 31,315.48 : x
  2. Step 2: Convert to fraction form
    73,435.04/110,158.40 = 31,315.48/x
  3. Step 3: Cross multiply
    73,435.04x = 110,158.40 × 31,315.48
  4. Step 4: Simplify right side
    73,435.04x = 3,449,663,557.65
  5. Step 5: Solve for x
    x = 3,449,663,557.65/73,435.04
  6. Step 6: Final answer
    x = 46,975.71

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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.