Home / 124,975.50-172,465.73-67,614.85

Finding the Fourth Proportional to 124,975.50, 172,465.73 and 67,614.85

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Solution

The fourth proportional to 124,975.50, 172,465.73 and 67,614.85 is: 93,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975.50 : 172,465.73 = 67,614.85 : x
  2. Step 2: Convert to fraction form
    124,975.50/172,465.73 = 67,614.85/x
  3. Step 3: Cross multiply
    124,975.50x = 172,465.73 × 67,614.85
  4. Step 4: Simplify right side
    124,975.50x = 11,661,244,464.09
  5. Step 5: Solve for x
    x = 11,661,244,464.09/124,975.50
  6. Step 6: Final answer
    x = 93,308.24

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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.