Home / 239,706.42-330,694.23-168,133.20

Finding the Fourth Proportional to 239,706.42, 330,694.23 and 168,133.20

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Solution

The fourth proportional to 239,706.42, 330,694.23 and 168,133.20 is: 231,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,706.42 : 330,694.23 = 168,133.20 : x
  2. Step 2: Convert to fraction form
    239,706.42/330,694.23 = 168,133.20/x
  3. Step 3: Cross multiply
    239,706.42x = 330,694.23 × 168,133.20
  4. Step 4: Simplify right side
    239,706.42x = 55,600,679,111.44
  5. Step 5: Solve for x
    x = 55,600,679,111.44/239,706.42
  6. Step 6: Final answer
    x = 231,953.23

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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.