Home / 125,144.34-187,701.21-50,261.46

Finding the Fourth Proportional to 125,144.34, 187,701.21 and 50,261.46

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Solution

The fourth proportional to 125,144.34, 187,701.21 and 50,261.46 is: 75,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,144.34 : 187,701.21 = 50,261.46 : x
  2. Step 2: Convert to fraction form
    125,144.34/187,701.21 = 50,261.46/x
  3. Step 3: Cross multiply
    125,144.34x = 187,701.21 × 50,261.46
  4. Step 4: Simplify right side
    125,144.34x = 9,434,136,858.37
  5. Step 5: Solve for x
    x = 9,434,136,858.37/125,144.34
  6. Step 6: Final answer
    x = 75,386.05

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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.