Home / 73,103.10-109,569.60-33,664.20

Finding the Fourth Proportional to 73,103.10, 109,569.60 and 33,664.20

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Solution

The fourth proportional to 73,103.10, 109,569.60 and 33,664.20 is: 50,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103.10 : 109,569.60 = 33,664.20 : x
  2. Step 2: Convert to fraction form
    73,103.10/109,569.60 = 33,664.20/x
  3. Step 3: Cross multiply
    73,103.10x = 109,569.60 × 33,664.20
  4. Step 4: Simplify right side
    73,103.10x = 3,688,572,928.32
  5. Step 5: Solve for x
    x = 3,688,572,928.32/73,103.10
  6. Step 6: Final answer
    x = 50,457.13

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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.