Home / 82,582.24-113,980.08-49,041.76

Finding the Fourth Proportional to 82,582.24, 113,980.08 and 49,041.76

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Solution

The fourth proportional to 82,582.24, 113,980.08 and 49,041.76 is: 67,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,582.24 : 113,980.08 = 49,041.76 : x
  2. Step 2: Convert to fraction form
    82,582.24/113,980.08 = 49,041.76/x
  3. Step 3: Cross multiply
    82,582.24x = 113,980.08 × 49,041.76
  4. Step 4: Simplify right side
    82,582.24x = 5,589,783,728.14
  5. Step 5: Solve for x
    x = 5,589,783,728.14/82,582.24
  6. Step 6: Final answer
    x = 67,687.48

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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.