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Finding the Fourth Proportional to 73,409.28, 110,130.32 and 23,492.37

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Solution

The fourth proportional to 73,409.28, 110,130.32 and 23,492.37 is: 35,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,409.28 : 110,130.32 = 23,492.37 : x
  2. Step 2: Convert to fraction form
    73,409.28/110,130.32 = 23,492.37/x
  3. Step 3: Cross multiply
    73,409.28x = 110,130.32 × 23,492.37
  4. Step 4: Simplify right side
    73,409.28x = 2,587,222,108.20
  5. Step 5: Solve for x
    x = 2,587,222,108.20/73,409.28
  6. Step 6: Final answer
    x = 35,243.80

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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.