Home / 82,122.04-113,328.18-46,311.79

Finding the Fourth Proportional to 82,122.04, 113,328.18 and 46,311.79

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Solution

The fourth proportional to 82,122.04, 113,328.18 and 46,311.79 is: 63,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,122.04 : 113,328.18 = 46,311.79 : x
  2. Step 2: Convert to fraction form
    82,122.04/113,328.18 = 46,311.79/x
  3. Step 3: Cross multiply
    82,122.04x = 113,328.18 × 46,311.79
  4. Step 4: Simplify right side
    82,122.04x = 5,248,430,873.24
  5. Step 5: Solve for x
    x = 5,248,430,873.24/82,122.04
  6. Step 6: Final answer
    x = 63,910.14

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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.