Home / 82,854.24-114,346.80-51,041.76

Finding the Fourth Proportional to 82,854.24, 114,346.80 and 51,041.76

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Solution

The fourth proportional to 82,854.24, 114,346.80 and 51,041.76 is: 70,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,854.24 : 114,346.80 = 51,041.76 : x
  2. Step 2: Convert to fraction form
    82,854.24/114,346.80 = 51,041.76/x
  3. Step 3: Cross multiply
    82,854.24x = 114,346.80 × 51,041.76
  4. Step 4: Simplify right side
    82,854.24x = 5,836,461,922.37
  5. Step 5: Solve for x
    x = 5,836,461,922.37/82,854.24
  6. Step 6: Final answer
    x = 70,442.53

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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.