Home / 52,099.18-78,158.49-17,040.76

Finding the Fourth Proportional to 52,099.18, 78,158.49 and 17,040.76

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Solution

The fourth proportional to 52,099.18, 78,158.49 and 17,040.76 is: 25,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,099.18 : 78,158.49 = 17,040.76 : x
  2. Step 2: Convert to fraction form
    52,099.18/78,158.49 = 17,040.76/x
  3. Step 3: Cross multiply
    52,099.18x = 78,158.49 × 17,040.76
  4. Step 4: Simplify right side
    52,099.18x = 1,331,880,070.05
  5. Step 5: Solve for x
    x = 1,331,880,070.05/52,099.18
  6. Step 6: Final answer
    x = 25,564.32

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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.