Home / 160,402.96-221,350.44-88,783.12

Finding the Fourth Proportional to 160,402.96, 221,350.44 and 88,783.12

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Solution

The fourth proportional to 160,402.96, 221,350.44 and 88,783.12 is: 122,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,402.96 : 221,350.44 = 88,783.12 : x
  2. Step 2: Convert to fraction form
    160,402.96/221,350.44 = 88,783.12/x
  3. Step 3: Cross multiply
    160,402.96x = 221,350.44 × 88,783.12
  4. Step 4: Simplify right side
    160,402.96x = 19,652,182,676.57
  5. Step 5: Solve for x
    x = 19,652,182,676.57/160,402.96
  6. Step 6: Final answer
    x = 122,517.58

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1.5x scale

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.