Home / 188,053.62-281,900.58-69,693.18

Finding the Fourth Proportional to 188,053.62, 281,900.58 and 69,693.18

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Solution

The fourth proportional to 188,053.62, 281,900.58 and 69,693.18 is: 104,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,053.62 : 281,900.58 = 69,693.18 : x
  2. Step 2: Convert to fraction form
    188,053.62/281,900.58 = 69,693.18/x
  3. Step 3: Cross multiply
    188,053.62x = 281,900.58 × 69,693.18
  4. Step 4: Simplify right side
    188,053.62x = 19,646,547,864.04
  5. Step 5: Solve for x
    x = 19,646,547,864.04/188,053.62
  6. Step 6: Final answer
    x = 104,473.12

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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.