Home / 268,019.98-369,864.99-147,160.22

Finding the Fourth Proportional to 268,019.98, 369,864.99 and 147,160.22

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Solution

The fourth proportional to 268,019.98, 369,864.99 and 147,160.22 is: 203,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,019.98 : 369,864.99 = 147,160.22 : x
  2. Step 2: Convert to fraction form
    268,019.98/369,864.99 = 147,160.22/x
  3. Step 3: Cross multiply
    268,019.98x = 369,864.99 × 147,160.22
  4. Step 4: Simplify right side
    268,019.98x = 54,429,411,449.37
  5. Step 5: Solve for x
    x = 54,429,411,449.37/268,019.98
  6. Step 6: Final answer
    x = 203,079.68

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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.