Home / 64,066.56-96,084.36-28,508.64

Finding the Fourth Proportional to 64,066.56, 96,084.36 and 28,508.64

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Solution

The fourth proportional to 64,066.56, 96,084.36 and 28,508.64 is: 42,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,066.56 : 96,084.36 = 28,508.64 : x
  2. Step 2: Convert to fraction form
    64,066.56/96,084.36 = 28,508.64/x
  3. Step 3: Cross multiply
    64,066.56x = 96,084.36 × 28,508.64
  4. Step 4: Simplify right side
    64,066.56x = 2,739,234,428.87
  5. Step 5: Solve for x
    x = 2,739,234,428.87/64,066.56
  6. Step 6: Final answer
    x = 42,756.07

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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.