Home / 362,328.11-543,511.13-109,602.12

Finding the Fourth Proportional to 362,328.11, 543,511.13 and 109,602.12

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Solution

The fourth proportional to 362,328.11, 543,511.13 and 109,602.12 is: 164,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,328.11 : 543,511.13 = 109,602.12 : x
  2. Step 2: Convert to fraction form
    362,328.11/543,511.13 = 109,602.12/x
  3. Step 3: Cross multiply
    362,328.11x = 543,511.13 × 109,602.12
  4. Step 4: Simplify right side
    362,328.11x = 59,569,971,543.59
  5. Step 5: Solve for x
    x = 59,569,971,543.59/362,328.11
  6. Step 6: Final answer
    x = 164,408.92

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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.