Home / 102,213.96-153,340.32-35,673.12

Finding the Fourth Proportional to 102,213.96, 153,340.32 and 35,673.12

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Solution

The fourth proportional to 102,213.96, 153,340.32 and 35,673.12 is: 53,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,213.96 : 153,340.32 = 35,673.12 : x
  2. Step 2: Convert to fraction form
    102,213.96/153,340.32 = 35,673.12/x
  3. Step 3: Cross multiply
    102,213.96x = 153,340.32 × 35,673.12
  4. Step 4: Simplify right side
    102,213.96x = 5,470,127,636.20
  5. Step 5: Solve for x
    x = 5,470,127,636.20/102,213.96
  6. Step 6: Final answer
    x = 53,516.44

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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.