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Finding the Fourth Proportional to 75,362.00, 112,823.08 and 56,470.37

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Solution

The fourth proportional to 75,362.00, 112,823.08 and 56,470.37 is: 84,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,362.00 : 112,823.08 = 56,470.37 : x
  2. Step 2: Convert to fraction form
    75,362.00/112,823.08 = 56,470.37/x
  3. Step 3: Cross multiply
    75,362.00x = 112,823.08 × 56,470.37
  4. Step 4: Simplify right side
    75,362.00x = 6,371,160,366.85
  5. Step 5: Solve for x
    x = 6,371,160,366.85/75,362.00
  6. Step 6: Final answer
    x = 84,540.76

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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.