Home / 77,408.10-116,112.15-24,822.90

Finding the Fourth Proportional to 77,408.10, 116,112.15 and 24,822.90

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Solution

The fourth proportional to 77,408.10, 116,112.15 and 24,822.90 is: 37,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,408.10 : 116,112.15 = 24,822.90 : x
  2. Step 2: Convert to fraction form
    77,408.10/116,112.15 = 24,822.90/x
  3. Step 3: Cross multiply
    77,408.10x = 116,112.15 × 24,822.90
  4. Step 4: Simplify right side
    77,408.10x = 2,882,240,288.24
  5. Step 5: Solve for x
    x = 2,882,240,288.24/77,408.10
  6. Step 6: Final answer
    x = 37,234.35

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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.