Home / 160,062.15-240,022.50-85,164.54

Finding the Fourth Proportional to 160,062.15, 240,022.50 and 85,164.54

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Solution

The fourth proportional to 160,062.15, 240,022.50 and 85,164.54 is: 127,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,062.15 : 240,022.50 = 85,164.54 : x
  2. Step 2: Convert to fraction form
    160,062.15/240,022.50 = 85,164.54/x
  3. Step 3: Cross multiply
    160,062.15x = 240,022.50 × 85,164.54
  4. Step 4: Simplify right side
    160,062.15x = 20,441,405,802.15
  5. Step 5: Solve for x
    x = 20,441,405,802.15/160,062.15
  6. Step 6: Final answer
    x = 127,709.18

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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.