Home / 268,519.19-370,566.09-147,669.82

Finding the Fourth Proportional to 268,519.19, 370,566.09 and 147,669.82

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Solution

The fourth proportional to 268,519.19, 370,566.09 and 147,669.82 is: 203,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,519.19 : 370,566.09 = 147,669.82 : x
  2. Step 2: Convert to fraction form
    268,519.19/370,566.09 = 147,669.82/x
  3. Step 3: Cross multiply
    268,519.19x = 370,566.09 × 147,669.82
  4. Step 4: Simplify right side
    268,519.19x = 54,721,426,881.99
  5. Step 5: Solve for x
    x = 54,721,426,881.99/268,519.19
  6. Step 6: Final answer
    x = 203,789.64

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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.