Home / 82,339.08-113,631.12-50,064.44

Finding the Fourth Proportional to 82,339.08, 113,631.12 and 50,064.44

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Solution

The fourth proportional to 82,339.08, 113,631.12 and 50,064.44 is: 69,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,339.08 : 113,631.12 = 50,064.44 : x
  2. Step 2: Convert to fraction form
    82,339.08/113,631.12 = 50,064.44/x
  3. Step 3: Cross multiply
    82,339.08x = 113,631.12 × 50,064.44
  4. Step 4: Simplify right side
    82,339.08x = 5,688,878,389.37
  5. Step 5: Solve for x
    x = 5,688,878,389.37/82,339.08
  6. Step 6: Final answer
    x = 69,090.87

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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.