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Finding the Fourth Proportional to 255,594.66, 383,562.63 and 89,382.66

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Solution

The fourth proportional to 255,594.66, 383,562.63 and 89,382.66 is: 134,133.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,594.66 : 383,562.63 = 89,382.66 : x
  2. Step 2: Convert to fraction form
    255,594.66/383,562.63 = 89,382.66/x
  3. Step 3: Cross multiply
    255,594.66x = 383,562.63 × 89,382.66
  4. Step 4: Simplify right side
    255,594.66x = 34,283,848,146.00
  5. Step 5: Solve for x
    x = 34,283,848,146.00/255,594.66
  6. Step 6: Final answer
    x = 134,133.66

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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.