Home / 152,760.21-229,085.64-52,893.59

Finding the Fourth Proportional to 152,760.21, 229,085.64 and 52,893.59

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Solution

The fourth proportional to 152,760.21, 229,085.64 and 52,893.59 is: 79,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,760.21 : 229,085.64 = 52,893.59 : x
  2. Step 2: Convert to fraction form
    152,760.21/229,085.64 = 52,893.59/x
  3. Step 3: Cross multiply
    152,760.21x = 229,085.64 × 52,893.59
  4. Step 4: Simplify right side
    152,760.21x = 12,117,161,917.05
  5. Step 5: Solve for x
    x = 12,117,161,917.05/152,760.21
  6. Step 6: Final answer
    x = 79,321.45

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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.