Home / 152,011.71-228,066.75-73,115.64

Finding the Fourth Proportional to 152,011.71, 228,066.75 and 73,115.64

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Solution

The fourth proportional to 152,011.71, 228,066.75 and 73,115.64 is: 109,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,011.71 : 228,066.75 = 73,115.64 : x
  2. Step 2: Convert to fraction form
    152,011.71/228,066.75 = 73,115.64/x
  3. Step 3: Cross multiply
    152,011.71x = 228,066.75 × 73,115.64
  4. Step 4: Simplify right side
    152,011.71x = 16,675,246,388.97
  5. Step 5: Solve for x
    x = 16,675,246,388.97/152,011.71
  6. Step 6: Final answer
    x = 109,697.12

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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.