Home / 265,949.09-367,008.94-145,089.51

Finding the Fourth Proportional to 265,949.09, 367,008.94 and 145,089.51

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Solution

The fourth proportional to 265,949.09, 367,008.94 and 145,089.51 is: 200,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,949.09 : 367,008.94 = 145,089.51 : x
  2. Step 2: Convert to fraction form
    265,949.09/367,008.94 = 145,089.51/x
  3. Step 3: Cross multiply
    265,949.09x = 367,008.94 × 145,089.51
  4. Step 4: Simplify right side
    265,949.09x = 53,249,148,139.72
  5. Step 5: Solve for x
    x = 53,249,148,139.72/265,949.09
  6. Step 6: Final answer
    x = 200,223.09

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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.