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Finding the Fourth Proportional to 226,854.59, 340,281.89 and 84,710.96

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Solution

The fourth proportional to 226,854.59, 340,281.89 and 84,710.96 is: 127,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,854.59 : 340,281.89 = 84,710.96 : x
  2. Step 2: Convert to fraction form
    226,854.59/340,281.89 = 84,710.96/x
  3. Step 3: Cross multiply
    226,854.59x = 340,281.89 × 84,710.96
  4. Step 4: Simplify right side
    226,854.59x = 28,825,607,166.24
  5. Step 5: Solve for x
    x = 28,825,607,166.24/226,854.59
  6. Step 6: Final answer
    x = 127,066.45

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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.