Home / 107,024.25-160,496.28-85,912.41

Finding the Fourth Proportional to 107,024.25, 160,496.28 and 85,912.41

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Solution

The fourth proportional to 107,024.25, 160,496.28 and 85,912.41 is: 128,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,024.25 : 160,496.28 = 85,912.41 : x
  2. Step 2: Convert to fraction form
    107,024.25/160,496.28 = 85,912.41/x
  3. Step 3: Cross multiply
    107,024.25x = 160,496.28 × 85,912.41
  4. Step 4: Simplify right side
    107,024.25x = 13,788,622,210.83
  5. Step 5: Solve for x
    x = 13,788,622,210.83/107,024.25
  6. Step 6: Final answer
    x = 128,836.43

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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.