Home / 84,332.88-126,596.52-57,850.74

Finding the Fourth Proportional to 84,332.88, 126,596.52 and 57,850.74

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Solution

The fourth proportional to 84,332.88, 126,596.52 and 57,850.74 is: 86,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,332.88 : 126,596.52 = 57,850.74 : x
  2. Step 2: Convert to fraction form
    84,332.88/126,596.52 = 57,850.74/x
  3. Step 3: Cross multiply
    84,332.88x = 126,596.52 × 57,850.74
  4. Step 4: Simplify right side
    84,332.88x = 7,323,702,363.42
  5. Step 5: Solve for x
    x = 7,323,702,363.42/84,332.88
  6. Step 6: Final answer
    x = 86,842.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.