Home / 87,387.36-131,083.94-24,208.12

Finding the Fourth Proportional to 87,387.36, 131,083.94 and 24,208.12

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Solution

The fourth proportional to 87,387.36, 131,083.94 and 24,208.12 is: 36,312.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,387.36 : 131,083.94 = 24,208.12 : x
  2. Step 2: Convert to fraction form
    87,387.36/131,083.94 = 24,208.12/x
  3. Step 3: Cross multiply
    87,387.36x = 131,083.94 × 24,208.12
  4. Step 4: Simplify right side
    87,387.36x = 3,173,295,482.40
  5. Step 5: Solve for x
    x = 3,173,295,482.40/87,387.36
  6. Step 6: Final answer
    x = 36,312.98

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1.5x scale

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.