Home / 114,935.09-172,400.88-51,710.56

Finding the Fourth Proportional to 114,935.09, 172,400.88 and 51,710.56

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Solution

The fourth proportional to 114,935.09, 172,400.88 and 51,710.56 is: 77,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,935.09 : 172,400.88 = 51,710.56 : x
  2. Step 2: Convert to fraction form
    114,935.09/172,400.88 = 51,710.56/x
  3. Step 3: Cross multiply
    114,935.09x = 172,400.88 × 51,710.56
  4. Step 4: Simplify right side
    114,935.09x = 8,914,945,812.21
  5. Step 5: Solve for x
    x = 8,914,945,812.21/114,935.09
  6. Step 6: Final answer
    x = 77,565.05

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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.