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Finding the Fourth Proportional to 60,709.65, 91,063.90 and 34,055.59

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Solution

The fourth proportional to 60,709.65, 91,063.90 and 34,055.59 is: 51,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,709.65 : 91,063.90 = 34,055.59 : x
  2. Step 2: Convert to fraction form
    60,709.65/91,063.90 = 34,055.59/x
  3. Step 3: Cross multiply
    60,709.65x = 91,063.90 × 34,055.59
  4. Step 4: Simplify right side
    60,709.65x = 3,101,234,636.29
  5. Step 5: Solve for x
    x = 3,101,234,636.29/60,709.65
  6. Step 6: Final answer
    x = 51,083.06

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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.