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Finding the Fourth Proportional to 200,313.93, 300,263.27 and 125,261.83

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Solution

The fourth proportional to 200,313.93, 300,263.27 and 125,261.83 is: 187,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,313.93 : 300,263.27 = 125,261.83 : x
  2. Step 2: Convert to fraction form
    200,313.93/300,263.27 = 125,261.83/x
  3. Step 3: Cross multiply
    200,313.93x = 300,263.27 × 125,261.83
  4. Step 4: Simplify right side
    200,313.93x = 37,611,526,681.98
  5. Step 5: Solve for x
    x = 37,611,526,681.98/200,313.93
  6. Step 6: Final answer
    x = 187,762.91

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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.