Home / 134,960.82-186,323.68-89,700.18

Finding the Fourth Proportional to 134,960.82, 186,323.68 and 89,700.18

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Solution

The fourth proportional to 134,960.82, 186,323.68 and 89,700.18 is: 123,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,960.82 : 186,323.68 = 89,700.18 : x
  2. Step 2: Convert to fraction form
    134,960.82/186,323.68 = 89,700.18/x
  3. Step 3: Cross multiply
    134,960.82x = 186,323.68 × 89,700.18
  4. Step 4: Simplify right side
    134,960.82x = 16,713,267,634.26
  5. Step 5: Solve for x
    x = 16,713,267,634.26/134,960.82
  6. Step 6: Final answer
    x = 123,837.92

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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.