Home / 89,864.07-134,813.39-34,455.75

Finding the Fourth Proportional to 89,864.07, 134,813.39 and 34,455.75

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Solution

The fourth proportional to 89,864.07, 134,813.39 and 34,455.75 is: 51,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,864.07 : 134,813.39 = 34,455.75 : x
  2. Step 2: Convert to fraction form
    89,864.07/134,813.39 = 34,455.75/x
  3. Step 3: Cross multiply
    89,864.07x = 134,813.39 × 34,455.75
  4. Step 4: Simplify right side
    89,864.07x = 4,645,096,290.21
  5. Step 5: Solve for x
    x = 4,645,096,290.21/89,864.07
  6. Step 6: Final answer
    x = 51,690.25

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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.