Home / 254,409.10-351,148.21-147,046.55

Finding the Fourth Proportional to 254,409.10, 351,148.21 and 147,046.55

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Solution

The fourth proportional to 254,409.10, 351,148.21 and 147,046.55 is: 202,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,409.10 : 351,148.21 = 147,046.55 : x
  2. Step 2: Convert to fraction form
    254,409.10/351,148.21 = 147,046.55/x
  3. Step 3: Cross multiply
    254,409.10x = 351,148.21 × 147,046.55
  4. Step 4: Simplify right side
    254,409.10x = 51,635,130,695.82
  5. Step 5: Solve for x
    x = 51,635,130,695.82/254,409.10
  6. Step 6: Final answer
    x = 202,961.02

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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.