Home / 254,541.39-351,386.51-147,090.43

Finding the Fourth Proportional to 254,541.39, 351,386.51 and 147,090.43

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Solution

The fourth proportional to 254,541.39, 351,386.51 and 147,090.43 is: 203,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,541.39 : 351,386.51 = 147,090.43 : x
  2. Step 2: Convert to fraction form
    254,541.39/351,386.51 = 147,090.43/x
  3. Step 3: Cross multiply
    254,541.39x = 351,386.51 × 147,090.43
  4. Step 4: Simplify right side
    254,541.39x = 51,685,592,555.88
  5. Step 5: Solve for x
    x = 51,685,592,555.88/254,541.39
  6. Step 6: Final answer
    x = 203,053.79

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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.