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Finding the Fourth Proportional to 192,407.94, 265,523.94 and 107,526.42

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Solution

The fourth proportional to 192,407.94, 265,523.94 and 107,526.42 is: 148,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,407.94 : 265,523.94 = 107,526.42 : x
  2. Step 2: Convert to fraction form
    192,407.94/265,523.94 = 107,526.42/x
  3. Step 3: Cross multiply
    192,407.94x = 265,523.94 × 107,526.42
  4. Step 4: Simplify right side
    192,407.94x = 28,550,838,692.49
  5. Step 5: Solve for x
    x = 28,550,838,692.49/192,407.94
  6. Step 6: Final answer
    x = 148,387.01

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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.