Home / 220,308.80-304,022.38-119,706.08

Finding the Fourth Proportional to 220,308.80, 304,022.38 and 119,706.08

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Solution

The fourth proportional to 220,308.80, 304,022.38 and 119,706.08 is: 165,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,308.80 : 304,022.38 = 119,706.08 : x
  2. Step 2: Convert to fraction form
    220,308.80/304,022.38 = 119,706.08/x
  3. Step 3: Cross multiply
    220,308.80x = 304,022.38 × 119,706.08
  4. Step 4: Simplify right side
    220,308.80x = 36,393,327,342.07
  5. Step 5: Solve for x
    x = 36,393,327,342.07/220,308.80
  6. Step 6: Final answer
    x = 165,192.35

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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.