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Finding the Fourth Proportional to 254,508.48, 351,201.22 and 147,085.47

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Solution

The fourth proportional to 254,508.48, 351,201.22 and 147,085.47 is: 202,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,508.48 : 351,201.22 = 147,085.47 : x
  2. Step 2: Convert to fraction form
    254,508.48/351,201.22 = 147,085.47/x
  3. Step 3: Cross multiply
    254,508.48x = 351,201.22 × 147,085.47
  4. Step 4: Simplify right side
    254,508.48x = 51,656,596,140.56
  5. Step 5: Solve for x
    x = 51,656,596,140.56/254,508.48
  6. Step 6: Final answer
    x = 202,966.11

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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.