Home / 82,919.99-114,432.68-47,116.07

Finding the Fourth Proportional to 82,919.99, 114,432.68 and 47,116.07

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Solution

The fourth proportional to 82,919.99, 114,432.68 and 47,116.07 is: 65,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,919.99 : 114,432.68 = 47,116.07 : x
  2. Step 2: Convert to fraction form
    82,919.99/114,432.68 = 47,116.07/x
  3. Step 3: Cross multiply
    82,919.99x = 114,432.68 × 47,116.07
  4. Step 4: Simplify right side
    82,919.99x = 5,391,617,925.59
  5. Step 5: Solve for x
    x = 5,391,617,925.59/82,919.99
  6. Step 6: Final answer
    x = 65,021.93

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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.