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Finding the Fourth Proportional to 244,573.90, 366,925.65 and 86,785.90

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Solution

The fourth proportional to 244,573.90, 366,925.65 and 86,785.90 is: 130,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,573.90 : 366,925.65 = 86,785.90 : x
  2. Step 2: Convert to fraction form
    244,573.90/366,925.65 = 86,785.90/x
  3. Step 3: Cross multiply
    244,573.90x = 366,925.65 × 86,785.90
  4. Step 4: Simplify right side
    244,573.90x = 31,843,972,768.34
  5. Step 5: Solve for x
    x = 31,843,972,768.34/244,573.90
  6. Step 6: Final answer
    x = 130,201.84

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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.