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Finding the Fourth Proportional to 252,750.34, 348,794.13 and 139,573.06

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Solution

The fourth proportional to 252,750.34, 348,794.13 and 139,573.06 is: 192,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,750.34 : 348,794.13 = 139,573.06 : x
  2. Step 2: Convert to fraction form
    252,750.34/348,794.13 = 139,573.06/x
  3. Step 3: Cross multiply
    252,750.34x = 348,794.13 × 139,573.06
  4. Step 4: Simplify right side
    252,750.34x = 48,682,264,034.14
  5. Step 5: Solve for x
    x = 48,682,264,034.14/252,750.34
  6. Step 6: Final answer
    x = 192,610.08

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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.