Home / 90,735.38-136,102.76-23,267.34

Finding the Fourth Proportional to 90,735.38, 136,102.76 and 23,267.34

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Solution

The fourth proportional to 90,735.38, 136,102.76 and 23,267.34 is: 34,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,735.38 : 136,102.76 = 23,267.34 : x
  2. Step 2: Convert to fraction form
    90,735.38/136,102.76 = 23,267.34/x
  3. Step 3: Cross multiply
    90,735.38x = 136,102.76 × 23,267.34
  4. Step 4: Simplify right side
    90,735.38x = 3,166,749,191.86
  5. Step 5: Solve for x
    x = 3,166,749,191.86/90,735.38
  6. Step 6: Final answer
    x = 34,900.93

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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.