Home / 76,864.04-106,072.42-41,536.04

Finding the Fourth Proportional to 76,864.04, 106,072.42 and 41,536.04

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Solution

The fourth proportional to 76,864.04, 106,072.42 and 41,536.04 is: 57,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,864.04 : 106,072.42 = 41,536.04 : x
  2. Step 2: Convert to fraction form
    76,864.04/106,072.42 = 41,536.04/x
  3. Step 3: Cross multiply
    76,864.04x = 106,072.42 × 41,536.04
  4. Step 4: Simplify right side
    76,864.04x = 4,405,828,280.02
  5. Step 5: Solve for x
    x = 4,405,828,280.02/76,864.04
  6. Step 6: Final answer
    x = 57,319.76

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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.