Home / 81,741.43-112,804.55-44,949.21

Finding the Fourth Proportional to 81,741.43, 112,804.55 and 44,949.21

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Solution

The fourth proportional to 81,741.43, 112,804.55 and 44,949.21 is: 62,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,741.43 : 112,804.55 = 44,949.21 : x
  2. Step 2: Convert to fraction form
    81,741.43/112,804.55 = 44,949.21/x
  3. Step 3: Cross multiply
    81,741.43x = 112,804.55 × 44,949.21
  4. Step 4: Simplify right side
    81,741.43x = 5,070,475,406.91
  5. Step 5: Solve for x
    x = 5,070,475,406.91/81,741.43
  6. Step 6: Final answer
    x = 62,030.67

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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.