Home / 90,187.36-135,277.16-23,626.01

Finding the Fourth Proportional to 90,187.36, 135,277.16 and 23,626.01

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Solution

The fourth proportional to 90,187.36, 135,277.16 and 23,626.01 is: 35,438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,187.36 : 135,277.16 = 23,626.01 : x
  2. Step 2: Convert to fraction form
    90,187.36/135,277.16 = 23,626.01/x
  3. Step 3: Cross multiply
    90,187.36x = 135,277.16 × 23,626.01
  4. Step 4: Simplify right side
    90,187.36x = 3,196,059,754.99
  5. Step 5: Solve for x
    x = 3,196,059,754.99/90,187.36
  6. Step 6: Final answer
    x = 35,438.00

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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.