Home / 153,869.28-230,802.84-82,825.44

Finding the Fourth Proportional to 153,869.28, 230,802.84 and 82,825.44

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Solution

The fourth proportional to 153,869.28, 230,802.84 and 82,825.44 is: 124,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,869.28 : 230,802.84 = 82,825.44 : x
  2. Step 2: Convert to fraction form
    153,869.28/230,802.84 = 82,825.44/x
  3. Step 3: Cross multiply
    153,869.28x = 230,802.84 × 82,825.44
  4. Step 4: Simplify right side
    153,869.28x = 19,116,346,776.25
  5. Step 5: Solve for x
    x = 19,116,346,776.25/153,869.28
  6. Step 6: Final answer
    x = 124,237.58

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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.