Home / 87,756.84-131,515.98-37,113.77

Finding the Fourth Proportional to 87,756.84, 131,515.98 and 37,113.77

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Solution

The fourth proportional to 87,756.84, 131,515.98 and 37,113.77 is: 55,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,756.84 : 131,515.98 = 37,113.77 : x
  2. Step 2: Convert to fraction form
    87,756.84/131,515.98 = 37,113.77/x
  3. Step 3: Cross multiply
    87,756.84x = 131,515.98 × 37,113.77
  4. Step 4: Simplify right side
    87,756.84x = 4,881,053,833.04
  5. Step 5: Solve for x
    x = 4,881,053,833.04/87,756.84
  6. Step 6: Final answer
    x = 55,620.21

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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.