Home / 362,057.13-543,089.69-109,339.77

Finding the Fourth Proportional to 362,057.13, 543,089.69 and 109,339.77

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Solution

The fourth proportional to 362,057.13, 543,089.69 and 109,339.77 is: 164,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,057.13 : 543,089.69 = 109,339.77 : x
  2. Step 2: Convert to fraction form
    362,057.13/543,089.69 = 109,339.77/x
  3. Step 3: Cross multiply
    362,057.13x = 543,089.69 × 109,339.77
  4. Step 4: Simplify right side
    362,057.13x = 59,381,301,247.27
  5. Step 5: Solve for x
    x = 59,381,301,247.27/362,057.13
  6. Step 6: Final answer
    x = 164,010.86

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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.