Home / 90,156.30-135,224.01-23,602.83

Finding the Fourth Proportional to 90,156.30, 135,224.01 and 23,602.83

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Solution

The fourth proportional to 90,156.30, 135,224.01 and 23,602.83 is: 35,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,156.30 : 135,224.01 = 23,602.83 : x
  2. Step 2: Convert to fraction form
    90,156.30/135,224.01 = 23,602.83/x
  3. Step 3: Cross multiply
    90,156.30x = 135,224.01 × 23,602.83
  4. Step 4: Simplify right side
    90,156.30x = 3,191,669,319.95
  5. Step 5: Solve for x
    x = 3,191,669,319.95/90,156.30
  6. Step 6: Final answer
    x = 35,401.51

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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.