Home / 54,973.58-75,863.55-31,099.76

Finding the Fourth Proportional to 54,973.58, 75,863.55 and 31,099.76

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Solution

The fourth proportional to 54,973.58, 75,863.55 and 31,099.76 is: 42,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,973.58 : 75,863.55 = 31,099.76 : x
  2. Step 2: Convert to fraction form
    54,973.58/75,863.55 = 31,099.76/x
  3. Step 3: Cross multiply
    54,973.58x = 75,863.55 × 31,099.76
  4. Step 4: Simplify right side
    54,973.58x = 2,359,338,197.75
  5. Step 5: Solve for x
    x = 2,359,338,197.75/54,973.58
  6. Step 6: Final answer
    x = 42,917.67

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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.