Home / 130,632.45-196,016.10-55,732.49

Finding the Fourth Proportional to 130,632.45, 196,016.10 and 55,732.49

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Solution

The fourth proportional to 130,632.45, 196,016.10 and 55,732.49 is: 83,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,632.45 : 196,016.10 = 55,732.49 : x
  2. Step 2: Convert to fraction form
    130,632.45/196,016.10 = 55,732.49/x
  3. Step 3: Cross multiply
    130,632.45x = 196,016.10 × 55,732.49
  4. Step 4: Simplify right side
    130,632.45x = 10,924,465,333.09
  5. Step 5: Solve for x
    x = 10,924,465,333.09/130,632.45
  6. Step 6: Final answer
    x = 83,627.50

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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.