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Finding the Fourth Proportional to 192,542.76, 265,709.07 and 107,660.07

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Solution

The fourth proportional to 192,542.76, 265,709.07 and 107,660.07 is: 148,570.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,542.76 : 265,709.07 = 107,660.07 : x
  2. Step 2: Convert to fraction form
    192,542.76/265,709.07 = 107,660.07/x
  3. Step 3: Cross multiply
    192,542.76x = 265,709.07 × 107,660.07
  4. Step 4: Simplify right side
    192,542.76x = 28,606,257,075.83
  5. Step 5: Solve for x
    x = 28,606,257,075.83/192,542.76
  6. Step 6: Final answer
    x = 148,570.93

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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.