Home / 73,905.28-110,857.60-18,501.12

Finding the Fourth Proportional to 73,905.28, 110,857.60 and 18,501.12

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Solution

The fourth proportional to 73,905.28, 110,857.60 and 18,501.12 is: 27,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,905.28 : 110,857.60 = 18,501.12 : x
  2. Step 2: Convert to fraction form
    73,905.28/110,857.60 = 18,501.12/x
  3. Step 3: Cross multiply
    73,905.28x = 110,857.60 × 18,501.12
  4. Step 4: Simplify right side
    73,905.28x = 2,050,989,760.51
  5. Step 5: Solve for x
    x = 2,050,989,760.51/73,905.28
  6. Step 6: Final answer
    x = 27,751.60

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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.