Home / 82,977.99-114,492.45-48,516.09

Finding the Fourth Proportional to 82,977.99, 114,492.45 and 48,516.09

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Solution

The fourth proportional to 82,977.99, 114,492.45 and 48,516.09 is: 66,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,977.99 : 114,492.45 = 48,516.09 : x
  2. Step 2: Convert to fraction form
    82,977.99/114,492.45 = 48,516.09/x
  3. Step 3: Cross multiply
    82,977.99x = 114,492.45 × 48,516.09
  4. Step 4: Simplify right side
    82,977.99x = 5,554,726,008.52
  5. Step 5: Solve for x
    x = 5,554,726,008.52/82,977.99
  6. Step 6: Final answer
    x = 66,942.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.