Home / 196,007.40-294,164.70-90,839.40

Finding the Fourth Proportional to 196,007.40, 294,164.70 and 90,839.40

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Solution

The fourth proportional to 196,007.40, 294,164.70 and 90,839.40 is: 136,330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,007.40 : 294,164.70 = 90,839.40 : x
  2. Step 2: Convert to fraction form
    196,007.40/294,164.70 = 90,839.40/x
  3. Step 3: Cross multiply
    196,007.40x = 294,164.70 × 90,839.40
  4. Step 4: Simplify right side
    196,007.40x = 26,721,744,849.18
  5. Step 5: Solve for x
    x = 26,721,744,849.18/196,007.40
  6. Step 6: Final answer
    x = 136,330.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.