Home / 268,005.80-369,849.68-147,152.36

Finding the Fourth Proportional to 268,005.80, 369,849.68 and 147,152.36

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Solution

The fourth proportional to 268,005.80, 369,849.68 and 147,152.36 is: 203,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,005.80 : 369,849.68 = 147,152.36 : x
  2. Step 2: Convert to fraction form
    268,005.80/369,849.68 = 147,152.36/x
  3. Step 3: Cross multiply
    268,005.80x = 369,849.68 × 147,152.36
  4. Step 4: Simplify right side
    268,005.80x = 54,424,253,257.24
  5. Step 5: Solve for x
    x = 54,424,253,257.24/268,005.80
  6. Step 6: Final answer
    x = 203,071.18

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1.5x scale

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.