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Finding the Fourth Proportional to 192,435.84, 265,566.96 and 107,553.06

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Solution

The fourth proportional to 192,435.84, 265,566.96 and 107,553.06 is: 148,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,435.84 : 265,566.96 = 107,553.06 : x
  2. Step 2: Convert to fraction form
    192,435.84/265,566.96 = 107,553.06/x
  3. Step 3: Cross multiply
    192,435.84x = 265,566.96 × 107,553.06
  4. Step 4: Simplify right side
    192,435.84x = 28,562,539,182.90
  5. Step 5: Solve for x
    x = 28,562,539,182.90/192,435.84
  6. Step 6: Final answer
    x = 148,426.30

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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.