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Finding the Fourth Proportional to 59,795.80, 89,693.70 and 53,963.80

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Solution

The fourth proportional to 59,795.80, 89,693.70 and 53,963.80 is: 80,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,795.80 : 89,693.70 = 53,963.80 : x
  2. Step 2: Convert to fraction form
    59,795.80/89,693.70 = 53,963.80/x
  3. Step 3: Cross multiply
    59,795.80x = 89,693.70 × 53,963.80
  4. Step 4: Simplify right side
    59,795.80x = 4,840,212,888.06
  5. Step 5: Solve for x
    x = 4,840,212,888.06/59,795.80
  6. Step 6: Final answer
    x = 80,945.70

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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.