Home / 115,027.29-158,737.46-67,270.77

Finding the Fourth Proportional to 115,027.29, 158,737.46 and 67,270.77

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Solution

The fourth proportional to 115,027.29, 158,737.46 and 67,270.77 is: 92,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,027.29 : 158,737.46 = 67,270.77 : x
  2. Step 2: Convert to fraction form
    115,027.29/158,737.46 = 67,270.77/x
  3. Step 3: Cross multiply
    115,027.29x = 158,737.46 × 67,270.77
  4. Step 4: Simplify right side
    115,027.29x = 10,678,390,825.69
  5. Step 5: Solve for x
    x = 10,678,390,825.69/115,027.29
  6. Step 6: Final answer
    x = 92,833.54

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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.