Home / 152,448.96-228,281.76-99,704.64

Finding the Fourth Proportional to 152,448.96, 228,281.76 and 99,704.64

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Solution

The fourth proportional to 152,448.96, 228,281.76 and 99,704.64 is: 149,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,448.96 : 228,281.76 = 99,704.64 : x
  2. Step 2: Convert to fraction form
    152,448.96/228,281.76 = 99,704.64/x
  3. Step 3: Cross multiply
    152,448.96x = 228,281.76 × 99,704.64
  4. Step 4: Simplify right side
    152,448.96x = 22,760,750,699.37
  5. Step 5: Solve for x
    x = 22,760,750,699.37/152,448.96
  6. Step 6: Final answer
    x = 149,300.79

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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.