Home / 91,524.37-137,062.99-56,415.73

Finding the Fourth Proportional to 91,524.37, 137,062.99 and 56,415.73

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Solution

The fourth proportional to 91,524.37, 137,062.99 and 56,415.73 is: 84,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,524.37 : 137,062.99 = 56,415.73 : x
  2. Step 2: Convert to fraction form
    91,524.37/137,062.99 = 56,415.73/x
  3. Step 3: Cross multiply
    91,524.37x = 137,062.99 × 56,415.73
  4. Step 4: Simplify right side
    91,524.37x = 7,732,508,636.83
  5. Step 5: Solve for x
    x = 7,732,508,636.83/91,524.37
  6. Step 6: Final answer
    x = 84,485.79

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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.