Home / 130,908.34-196,358.58-36,144.32

Finding the Fourth Proportional to 130,908.34, 196,358.58 and 36,144.32

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Solution

The fourth proportional to 130,908.34, 196,358.58 and 36,144.32 is: 54,215.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,908.34 : 196,358.58 = 36,144.32 : x
  2. Step 2: Convert to fraction form
    130,908.34/196,358.58 = 36,144.32/x
  3. Step 3: Cross multiply
    130,908.34x = 196,358.58 × 36,144.32
  4. Step 4: Simplify right side
    130,908.34x = 7,097,246,368.47
  5. Step 5: Solve for x
    x = 7,097,246,368.47/130,908.34
  6. Step 6: Final answer
    x = 54,215.39

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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.