Home / 81,861.35-112,959.51-46,050.62

Finding the Fourth Proportional to 81,861.35, 112,959.51 and 46,050.62

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Solution

The fourth proportional to 81,861.35, 112,959.51 and 46,050.62 is: 63,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,861.35 : 112,959.51 = 46,050.62 : x
  2. Step 2: Convert to fraction form
    81,861.35/112,959.51 = 46,050.62/x
  3. Step 3: Cross multiply
    81,861.35x = 112,959.51 × 46,050.62
  4. Step 4: Simplify right side
    81,861.35x = 5,201,855,470.40
  5. Step 5: Solve for x
    x = 5,201,855,470.40/81,861.35
  6. Step 6: Final answer
    x = 63,544.71

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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.