Home / 181,281.04-250,162.23-100,706.47

Finding the Fourth Proportional to 181,281.04, 250,162.23 and 100,706.47

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Solution

The fourth proportional to 181,281.04, 250,162.23 and 100,706.47 is: 138,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,281.04 : 250,162.23 = 100,706.47 : x
  2. Step 2: Convert to fraction form
    181,281.04/250,162.23 = 100,706.47/x
  3. Step 3: Cross multiply
    181,281.04x = 250,162.23 × 100,706.47
  4. Step 4: Simplify right side
    181,281.04x = 25,192,955,110.63
  5. Step 5: Solve for x
    x = 25,192,955,110.63/181,281.04
  6. Step 6: Final answer
    x = 138,971.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.