Home / 160,284.48-240,361.14-71,477.28

Finding the Fourth Proportional to 160,284.48, 240,361.14 and 71,477.28

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Solution

The fourth proportional to 160,284.48, 240,361.14 and 71,477.28 is: 107,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,284.48 : 240,361.14 = 71,477.28 : x
  2. Step 2: Convert to fraction form
    160,284.48/240,361.14 = 71,477.28/x
  3. Step 3: Cross multiply
    160,284.48x = 240,361.14 × 71,477.28
  4. Step 4: Simplify right side
    160,284.48x = 17,180,360,504.90
  5. Step 5: Solve for x
    x = 17,180,360,504.90/160,284.48
  6. Step 6: Final answer
    x = 107,186.68

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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.