Home / 90,997.50-136,496.25-25,333.50

Finding the Fourth Proportional to 90,997.50, 136,496.25 and 25,333.50

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Solution

The fourth proportional to 90,997.50, 136,496.25 and 25,333.50 is: 38,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,997.50 : 136,496.25 = 25,333.50 : x
  2. Step 2: Convert to fraction form
    90,997.50/136,496.25 = 25,333.50/x
  3. Step 3: Cross multiply
    90,997.50x = 136,496.25 × 25,333.50
  4. Step 4: Simplify right side
    90,997.50x = 3,457,927,749.38
  5. Step 5: Solve for x
    x = 3,457,927,749.38/90,997.50
  6. Step 6: Final answer
    x = 38,000.25

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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.