Home / 251,567.81-347,142.56-148,185.59

Finding the Fourth Proportional to 251,567.81, 347,142.56 and 148,185.59

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Solution

The fourth proportional to 251,567.81, 347,142.56 and 148,185.59 is: 204,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,567.81 : 347,142.56 = 148,185.59 : x
  2. Step 2: Convert to fraction form
    251,567.81/347,142.56 = 148,185.59/x
  3. Step 3: Cross multiply
    251,567.81x = 347,142.56 × 148,185.59
  4. Step 4: Simplify right side
    251,567.81x = 51,441,525,067.71
  5. Step 5: Solve for x
    x = 51,441,525,067.71/251,567.81
  6. Step 6: Final answer
    x = 204,483.73

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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.