Home / 187,372.09-258,567.03-106,825.55

Finding the Fourth Proportional to 187,372.09, 258,567.03 and 106,825.55

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Solution

The fourth proportional to 187,372.09, 258,567.03 and 106,825.55 is: 147,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,372.09 : 258,567.03 = 106,825.55 : x
  2. Step 2: Convert to fraction form
    187,372.09/258,567.03 = 106,825.55/x
  3. Step 3: Cross multiply
    187,372.09x = 258,567.03 × 106,825.55
  4. Step 4: Simplify right side
    187,372.09x = 27,621,565,838.03
  5. Step 5: Solve for x
    x = 27,621,565,838.03/187,372.09
  6. Step 6: Final answer
    x = 147,415.58

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1.5x scale

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.