Home / 140,209.32-209,304.06-130,244.88

Finding the Fourth Proportional to 140,209.32, 209,304.06 and 130,244.88

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Solution

The fourth proportional to 140,209.32, 209,304.06 and 130,244.88 is: 194,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,209.32 : 209,304.06 = 130,244.88 : x
  2. Step 2: Convert to fraction form
    140,209.32/209,304.06 = 130,244.88/x
  3. Step 3: Cross multiply
    140,209.32x = 209,304.06 × 130,244.88
  4. Step 4: Simplify right side
    140,209.32x = 27,260,782,178.21
  5. Step 5: Solve for x
    x = 27,260,782,178.21/140,209.32
  6. Step 6: Final answer
    x = 194,429.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.