Home / 76,908.62-106,013.00-52,667.66

Finding the Fourth Proportional to 76,908.62, 106,013.00 and 52,667.66

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Solution

The fourth proportional to 76,908.62, 106,013.00 and 52,667.66 is: 72,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,908.62 : 106,013.00 = 52,667.66 : x
  2. Step 2: Convert to fraction form
    76,908.62/106,013.00 = 52,667.66/x
  3. Step 3: Cross multiply
    76,908.62x = 106,013.00 × 52,667.66
  4. Step 4: Simplify right side
    76,908.62x = 5,583,455,846.18
  5. Step 5: Solve for x
    x = 5,583,455,846.18/76,908.62
  6. Step 6: Final answer
    x = 72,598.57

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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.