Home / 152,459.14-228,898.16-77,629.54

Finding the Fourth Proportional to 152,459.14, 228,898.16 and 77,629.54

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Solution

The fourth proportional to 152,459.14, 228,898.16 and 77,629.54 is: 116,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,459.14 : 228,898.16 = 77,629.54 : x
  2. Step 2: Convert to fraction form
    152,459.14/228,898.16 = 77,629.54/x
  3. Step 3: Cross multiply
    152,459.14x = 228,898.16 × 77,629.54
  4. Step 4: Simplify right side
    152,459.14x = 17,769,258,867.65
  5. Step 5: Solve for x
    x = 17,769,258,867.65/152,459.14
  6. Step 6: Final answer
    x = 116,550.96

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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.