Home / 43,154.73-64,645.94-34,285.08

Finding the Fourth Proportional to 43,154.73, 64,645.94 and 34,285.08

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Solution

The fourth proportional to 43,154.73, 64,645.94 and 34,285.08 is: 51,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,154.73 : 64,645.94 = 34,285.08 : x
  2. Step 2: Convert to fraction form
    43,154.73/64,645.94 = 34,285.08/x
  3. Step 3: Cross multiply
    43,154.73x = 64,645.94 × 34,285.08
  4. Step 4: Simplify right side
    43,154.73x = 2,216,391,053.15
  5. Step 5: Solve for x
    x = 2,216,391,053.15/43,154.73
  6. Step 6: Final answer
    x = 51,359.17

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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.