Home / 173,468.21-259,732.51-90,187.25

Finding the Fourth Proportional to 173,468.21, 259,732.51 and 90,187.25

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Solution

The fourth proportional to 173,468.21, 259,732.51 and 90,187.25 is: 135,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,468.21 : 259,732.51 = 90,187.25 : x
  2. Step 2: Convert to fraction form
    173,468.21/259,732.51 = 90,187.25/x
  3. Step 3: Cross multiply
    173,468.21x = 259,732.51 × 90,187.25
  4. Step 4: Simplify right side
    173,468.21x = 23,424,559,288.37
  5. Step 5: Solve for x
    x = 23,424,559,288.37/173,468.21
  6. Step 6: Final answer
    x = 135,036.62

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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.