Home / 77,027.72-115,492.10-32,080.24

Finding the Fourth Proportional to 77,027.72, 115,492.10 and 32,080.24

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Solution

The fourth proportional to 77,027.72, 115,492.10 and 32,080.24 is: 48,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,027.72 : 115,492.10 = 32,080.24 : x
  2. Step 2: Convert to fraction form
    77,027.72/115,492.10 = 32,080.24/x
  3. Step 3: Cross multiply
    77,027.72x = 115,492.10 × 32,080.24
  4. Step 4: Simplify right side
    77,027.72x = 3,705,013,891.10
  5. Step 5: Solve for x
    x = 3,705,013,891.10/77,027.72
  6. Step 6: Final answer
    x = 48,099.75

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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.