Home / 82,330.92-113,549.04-50,477.40

Finding the Fourth Proportional to 82,330.92, 113,549.04 and 50,477.40

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Solution

The fourth proportional to 82,330.92, 113,549.04 and 50,477.40 is: 69,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,330.92 : 113,549.04 = 50,477.40 : x
  2. Step 2: Convert to fraction form
    82,330.92/113,549.04 = 50,477.40/x
  3. Step 3: Cross multiply
    82,330.92x = 113,549.04 × 50,477.40
  4. Step 4: Simplify right side
    82,330.92x = 5,731,660,311.70
  5. Step 5: Solve for x
    x = 5,731,660,311.70/82,330.92
  6. Step 6: Final answer
    x = 69,617.35

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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.