Home / 249,028.70-343,659.14-135,851.44

Finding the Fourth Proportional to 249,028.70, 343,659.14 and 135,851.44

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Solution

The fourth proportional to 249,028.70, 343,659.14 and 135,851.44 is: 187,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,028.70 : 343,659.14 = 135,851.44 : x
  2. Step 2: Convert to fraction form
    249,028.70/343,659.14 = 135,851.44/x
  3. Step 3: Cross multiply
    249,028.70x = 343,659.14 × 135,851.44
  4. Step 4: Simplify right side
    249,028.70x = 46,686,589,038.16
  5. Step 5: Solve for x
    x = 46,686,589,038.16/249,028.70
  6. Step 6: Final answer
    x = 187,474.73

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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.