Home / 160,288.57-240,220.44-85,247.14

Finding the Fourth Proportional to 160,288.57, 240,220.44 and 85,247.14

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Solution

The fourth proportional to 160,288.57, 240,220.44 and 85,247.14 is: 127,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,288.57 : 240,220.44 = 85,247.14 : x
  2. Step 2: Convert to fraction form
    160,288.57/240,220.44 = 85,247.14/x
  3. Step 3: Cross multiply
    160,288.57x = 240,220.44 × 85,247.14
  4. Step 4: Simplify right side
    160,288.57x = 20,478,105,479.54
  5. Step 5: Solve for x
    x = 20,478,105,479.54/160,288.57
  6. Step 6: Final answer
    x = 127,757.74

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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.