Home / 107,849.16-160,975.20-101,200.68

Finding the Fourth Proportional to 107,849.16, 160,975.20 and 101,200.68

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Solution

The fourth proportional to 107,849.16, 160,975.20 and 101,200.68 is: 151,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,849.16 : 160,975.20 = 101,200.68 : x
  2. Step 2: Convert to fraction form
    107,849.16/160,975.20 = 101,200.68/x
  3. Step 3: Cross multiply
    107,849.16x = 160,975.20 × 101,200.68
  4. Step 4: Simplify right side
    107,849.16x = 16,290,799,703.14
  5. Step 5: Solve for x
    x = 16,290,799,703.14/107,849.16
  6. Step 6: Final answer
    x = 151,051.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.