Home / 160,017.48-240,078.06-76,917.96

Finding the Fourth Proportional to 160,017.48, 240,078.06 and 76,917.96

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Solution

The fourth proportional to 160,017.48, 240,078.06 and 76,917.96 is: 115,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,017.48 : 240,078.06 = 76,917.96 : x
  2. Step 2: Convert to fraction form
    160,017.48/240,078.06 = 76,917.96/x
  3. Step 3: Cross multiply
    160,017.48x = 240,078.06 × 76,917.96
  4. Step 4: Simplify right side
    160,017.48x = 18,466,314,615.96
  5. Step 5: Solve for x
    x = 18,466,314,615.96/160,017.48
  6. Step 6: Final answer
    x = 115,401.86

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1.5x scale

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.