Home / 82,143.15-113,355.49-46,330.33

Finding the Fourth Proportional to 82,143.15, 113,355.49 and 46,330.33

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Solution

The fourth proportional to 82,143.15, 113,355.49 and 46,330.33 is: 63,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,143.15 : 113,355.49 = 46,330.33 : x
  2. Step 2: Convert to fraction form
    82,143.15/113,355.49 = 46,330.33/x
  3. Step 3: Cross multiply
    82,143.15x = 113,355.49 × 46,330.33
  4. Step 4: Simplify right side
    82,143.15x = 5,251,797,259.01
  5. Step 5: Solve for x
    x = 5,251,797,259.01/82,143.15
  6. Step 6: Final answer
    x = 63,934.70

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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.