Home / 105,072.04-144,993.51-59,761.05

Finding the Fourth Proportional to 105,072.04, 144,993.51 and 59,761.05

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Solution

The fourth proportional to 105,072.04, 144,993.51 and 59,761.05 is: 82,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,072.04 : 144,993.51 = 59,761.05 : x
  2. Step 2: Convert to fraction form
    105,072.04/144,993.51 = 59,761.05/x
  3. Step 3: Cross multiply
    105,072.04x = 144,993.51 × 59,761.05
  4. Step 4: Simplify right side
    105,072.04x = 8,664,964,400.79
  5. Step 5: Solve for x
    x = 8,664,964,400.79/105,072.04
  6. Step 6: Final answer
    x = 82,466.89

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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.