Home / 90,453.40-135,677.96-23,898.20

Finding the Fourth Proportional to 90,453.40, 135,677.96 and 23,898.20

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Solution

The fourth proportional to 90,453.40, 135,677.96 and 23,898.20 is: 35,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.40 : 135,677.96 = 23,898.20 : x
  2. Step 2: Convert to fraction form
    90,453.40/135,677.96 = 23,898.20/x
  3. Step 3: Cross multiply
    90,453.40x = 135,677.96 × 23,898.20
  4. Step 4: Simplify right side
    90,453.40x = 3,242,459,023.67
  5. Step 5: Solve for x
    x = 3,242,459,023.67/90,453.40
  6. Step 6: Final answer
    x = 35,846.73

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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.