Home / 79,607.14-119,401.56-29,688.86

Finding the Fourth Proportional to 79,607.14, 119,401.56 and 29,688.86

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Solution

The fourth proportional to 79,607.14, 119,401.56 and 29,688.86 is: 44,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,607.14 : 119,401.56 = 29,688.86 : x
  2. Step 2: Convert to fraction form
    79,607.14/119,401.56 = 29,688.86/x
  3. Step 3: Cross multiply
    79,607.14x = 119,401.56 × 29,688.86
  4. Step 4: Simplify right side
    79,607.14x = 3,544,896,497.13
  5. Step 5: Solve for x
    x = 3,544,896,497.13/79,607.14
  6. Step 6: Final answer
    x = 44,529.88

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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.