Home / 160,289.98-240,278.73-66,822.46

Finding the Fourth Proportional to 160,289.98, 240,278.73 and 66,822.46

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Solution

The fourth proportional to 160,289.98, 240,278.73 and 66,822.46 is: 100,168.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,289.98 : 240,278.73 = 66,822.46 : x
  2. Step 2: Convert to fraction form
    160,289.98/240,278.73 = 66,822.46/x
  3. Step 3: Cross multiply
    160,289.98x = 240,278.73 × 66,822.46
  4. Step 4: Simplify right side
    160,289.98x = 16,056,015,824.28
  5. Step 5: Solve for x
    x = 16,056,015,824.28/160,289.98
  6. Step 6: Final answer
    x = 100,168.56

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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.