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Finding the Fourth Proportional to 259,253.52, 388,821.87 and 93,041.52

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Solution

The fourth proportional to 259,253.52, 388,821.87 and 93,041.52 is: 139,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,253.52 : 388,821.87 = 93,041.52 : x
  2. Step 2: Convert to fraction form
    259,253.52/388,821.87 = 93,041.52/x
  3. Step 3: Cross multiply
    259,253.52x = 388,821.87 × 93,041.52
  4. Step 4: Simplify right side
    259,253.52x = 36,176,577,794.04
  5. Step 5: Solve for x
    x = 36,176,577,794.04/259,253.52
  6. Step 6: Final answer
    x = 139,541.32

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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.