Home / 162,065.12-243,097.68-43,736.46

Finding the Fourth Proportional to 162,065.12, 243,097.68 and 43,736.46

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Solution

The fourth proportional to 162,065.12, 243,097.68 and 43,736.46 is: 65,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,065.12 : 243,097.68 = 43,736.46 : x
  2. Step 2: Convert to fraction form
    162,065.12/243,097.68 = 43,736.46/x
  3. Step 3: Cross multiply
    162,065.12x = 243,097.68 × 43,736.46
  4. Step 4: Simplify right side
    162,065.12x = 10,632,231,957.41
  5. Step 5: Solve for x
    x = 10,632,231,957.41/162,065.12
  6. Step 6: Final answer
    x = 65,604.69

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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.