Home / 454,192.03-681,288.03-134,318.98

Finding the Fourth Proportional to 454,192.03, 681,288.03 and 134,318.98

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Solution

The fourth proportional to 454,192.03, 681,288.03 and 134,318.98 is: 201,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,192.03 : 681,288.03 = 134,318.98 : x
  2. Step 2: Convert to fraction form
    454,192.03/681,288.03 = 134,318.98/x
  3. Step 3: Cross multiply
    454,192.03x = 681,288.03 × 134,318.98
  4. Step 4: Simplify right side
    454,192.03x = 91,509,914,631.12
  5. Step 5: Solve for x
    x = 91,509,914,631.12/454,192.03
  6. Step 6: Final answer
    x = 201,478.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.