Home / 93,119.04-128,504.28-50,676.64

Finding the Fourth Proportional to 93,119.04, 128,504.28 and 50,676.64

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Solution

The fourth proportional to 93,119.04, 128,504.28 and 50,676.64 is: 69,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,119.04 : 128,504.28 = 50,676.64 : x
  2. Step 2: Convert to fraction form
    93,119.04/128,504.28 = 50,676.64/x
  3. Step 3: Cross multiply
    93,119.04x = 128,504.28 × 50,676.64
  4. Step 4: Simplify right side
    93,119.04x = 6,512,165,136.02
  5. Step 5: Solve for x
    x = 6,512,165,136.02/93,119.04
  6. Step 6: Final answer
    x = 69,933.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.