Home / 134,999.40-202,499.10-125,157.90

Finding the Fourth Proportional to 134,999.40, 202,499.10 and 125,157.90

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Solution

The fourth proportional to 134,999.40, 202,499.10 and 125,157.90 is: 187,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,999.40 : 202,499.10 = 125,157.90 : x
  2. Step 2: Convert to fraction form
    134,999.40/202,499.10 = 125,157.90/x
  3. Step 3: Cross multiply
    134,999.40x = 202,499.10 × 125,157.90
  4. Step 4: Simplify right side
    134,999.40x = 25,344,362,107.89
  5. Step 5: Solve for x
    x = 25,344,362,107.89/134,999.40
  6. Step 6: Final answer
    x = 187,736.85

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1.5x scale

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.