Home / 251,244.80-346,632.08-155,716.64

Finding the Fourth Proportional to 251,244.80, 346,632.08 and 155,716.64

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Solution

The fourth proportional to 251,244.80, 346,632.08 and 155,716.64 is: 214,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,244.80 : 346,632.08 = 155,716.64 : x
  2. Step 2: Convert to fraction form
    251,244.80/346,632.08 = 155,716.64/x
  3. Step 3: Cross multiply
    251,244.80x = 346,632.08 × 155,716.64
  4. Step 4: Simplify right side
    251,244.80x = 53,976,382,813.81
  5. Step 5: Solve for x
    x = 53,976,382,813.81/251,244.80
  6. Step 6: Final answer
    x = 214,835.82

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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.