Home / 81,925.24-113,026.44-53,646.52

Finding the Fourth Proportional to 81,925.24, 113,026.44 and 53,646.52

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Solution

The fourth proportional to 81,925.24, 113,026.44 and 53,646.52 is: 74,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,925.24 : 113,026.44 = 53,646.52 : x
  2. Step 2: Convert to fraction form
    81,925.24/113,026.44 = 53,646.52/x
  3. Step 3: Cross multiply
    81,925.24x = 113,026.44 × 53,646.52
  4. Step 4: Simplify right side
    81,925.24x = 6,063,475,173.99
  5. Step 5: Solve for x
    x = 6,063,475,173.99/81,925.24
  6. Step 6: Final answer
    x = 74,012.30

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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.