Home / 87,852.12-131,683.64-37,955.84

Finding the Fourth Proportional to 87,852.12, 131,683.64 and 37,955.84

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Solution

The fourth proportional to 87,852.12, 131,683.64 and 37,955.84 is: 56,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,852.12 : 131,683.64 = 37,955.84 : x
  2. Step 2: Convert to fraction form
    87,852.12/131,683.64 = 37,955.84/x
  3. Step 3: Cross multiply
    87,852.12x = 131,683.64 × 37,955.84
  4. Step 4: Simplify right side
    87,852.12x = 4,998,163,170.46
  5. Step 5: Solve for x
    x = 4,998,163,170.46/87,852.12
  6. Step 6: Final answer
    x = 56,892.91

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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.