Home / 226,133.98-312,052.71-125,525.50

Finding the Fourth Proportional to 226,133.98, 312,052.71 and 125,525.50

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Solution

The fourth proportional to 226,133.98, 312,052.71 and 125,525.50 is: 173,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,133.98 : 312,052.71 = 125,525.50 : x
  2. Step 2: Convert to fraction form
    226,133.98/312,052.71 = 125,525.50/x
  3. Step 3: Cross multiply
    226,133.98x = 312,052.71 × 125,525.50
  4. Step 4: Simplify right side
    226,133.98x = 39,170,572,449.11
  5. Step 5: Solve for x
    x = 39,170,572,449.11/226,133.98
  6. Step 6: Final answer
    x = 173,218.43

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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.