Home / 92,826.25-139,217.04-42,858.34

Finding the Fourth Proportional to 92,826.25, 139,217.04 and 42,858.34

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Solution

The fourth proportional to 92,826.25, 139,217.04 and 42,858.34 is: 64,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,826.25 : 139,217.04 = 42,858.34 : x
  2. Step 2: Convert to fraction form
    92,826.25/139,217.04 = 42,858.34/x
  3. Step 3: Cross multiply
    92,826.25x = 139,217.04 × 42,858.34
  4. Step 4: Simplify right side
    92,826.25x = 5,966,611,234.11
  5. Step 5: Solve for x
    x = 5,966,611,234.11/92,826.25
  6. Step 6: Final answer
    x = 64,277.20

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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.