Home / 83,057.42-124,602.54-30,467.36

Finding the Fourth Proportional to 83,057.42, 124,602.54 and 30,467.36

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Solution

The fourth proportional to 83,057.42, 124,602.54 and 30,467.36 is: 45,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,057.42 : 124,602.54 = 30,467.36 : x
  2. Step 2: Convert to fraction form
    83,057.42/124,602.54 = 30,467.36/x
  3. Step 3: Cross multiply
    83,057.42x = 124,602.54 × 30,467.36
  4. Step 4: Simplify right side
    83,057.42x = 3,796,310,443.09
  5. Step 5: Solve for x
    x = 3,796,310,443.09/83,057.42
  6. Step 6: Final answer
    x = 45,707.06

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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.