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Finding the Fourth Proportional to 192,346.88, 265,438.80 and 107,463.94

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Solution

The fourth proportional to 192,346.88, 265,438.80 and 107,463.94 is: 148,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,346.88 : 265,438.80 = 107,463.94 : x
  2. Step 2: Convert to fraction form
    192,346.88/265,438.80 = 107,463.94/x
  3. Step 3: Cross multiply
    192,346.88x = 265,438.80 × 107,463.94
  4. Step 4: Simplify right side
    192,346.88x = 28,525,098,613.28
  5. Step 5: Solve for x
    x = 28,525,098,613.28/192,346.88
  6. Step 6: Final answer
    x = 148,300.30

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1.5x scale

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.