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Finding the Fourth Proportional to 255,499.02, 352,596.63 and 146,623.28

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Solution

The fourth proportional to 255,499.02, 352,596.63 and 146,623.28 is: 202,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,499.02 : 352,596.63 = 146,623.28 : x
  2. Step 2: Convert to fraction form
    255,499.02/352,596.63 = 146,623.28/x
  3. Step 3: Cross multiply
    255,499.02x = 352,596.63 × 146,623.28
  4. Step 4: Simplify right side
    255,499.02x = 51,698,872,644.56
  5. Step 5: Solve for x
    x = 51,698,872,644.56/255,499.02
  6. Step 6: Final answer
    x = 202,344.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.