Home / 161,140.69-240,528.21-149,265.28

Finding the Fourth Proportional to 161,140.69, 240,528.21 and 149,265.28

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Solution

The fourth proportional to 161,140.69, 240,528.21 and 149,265.28 is: 222,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,140.69 : 240,528.21 = 149,265.28 : x
  2. Step 2: Convert to fraction form
    161,140.69/240,528.21 = 149,265.28/x
  3. Step 3: Cross multiply
    161,140.69x = 240,528.21 × 149,265.28
  4. Step 4: Simplify right side
    161,140.69x = 35,902,510,774.27
  5. Step 5: Solve for x
    x = 35,902,510,774.27/161,140.69
  6. Step 6: Final answer
    x = 222,802.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.