Home / 90,222.90-135,338.80-23,663.17

Finding the Fourth Proportional to 90,222.90, 135,338.80 and 23,663.17

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Solution

The fourth proportional to 90,222.90, 135,338.80 and 23,663.17 is: 35,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222.90 : 135,338.80 = 23,663.17 : x
  2. Step 2: Convert to fraction form
    90,222.90/135,338.80 = 23,663.17/x
  3. Step 3: Cross multiply
    90,222.90x = 135,338.80 × 23,663.17
  4. Step 4: Simplify right side
    90,222.90x = 3,202,545,032.00
  5. Step 5: Solve for x
    x = 3,202,545,032.00/90,222.90
  6. Step 6: Final answer
    x = 35,495.92

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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.