Home / 76,553.81-105,637.04-44,283.26

Finding the Fourth Proportional to 76,553.81, 105,637.04 and 44,283.26

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Solution

The fourth proportional to 76,553.81, 105,637.04 and 44,283.26 is: 61,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,553.81 : 105,637.04 = 44,283.26 : x
  2. Step 2: Convert to fraction form
    76,553.81/105,637.04 = 44,283.26/x
  3. Step 3: Cross multiply
    76,553.81x = 105,637.04 × 44,283.26
  4. Step 4: Simplify right side
    76,553.81x = 4,677,951,997.93
  5. Step 5: Solve for x
    x = 4,677,951,997.93/76,553.81
  6. Step 6: Final answer
    x = 61,106.72

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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.