Home / 125,303.24-187,908.19-54,236.27

Finding the Fourth Proportional to 125,303.24, 187,908.19 and 54,236.27

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Solution

The fourth proportional to 125,303.24, 187,908.19 and 54,236.27 is: 81,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,303.24 : 187,908.19 = 54,236.27 : x
  2. Step 2: Convert to fraction form
    125,303.24/187,908.19 = 54,236.27/x
  3. Step 3: Cross multiply
    125,303.24x = 187,908.19 × 54,236.27
  4. Step 4: Simplify right side
    125,303.24x = 10,191,439,662.23
  5. Step 5: Solve for x
    x = 10,191,439,662.23/125,303.24
  6. Step 6: Final answer
    x = 81,334.21

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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.