Home / 109,884.60-164,826.90-92,777.40

Finding the Fourth Proportional to 109,884.60, 164,826.90 and 92,777.40

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Solution

The fourth proportional to 109,884.60, 164,826.90 and 92,777.40 is: 139,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,884.60 : 164,826.90 = 92,777.40 : x
  2. Step 2: Convert to fraction form
    109,884.60/164,826.90 = 92,777.40/x
  3. Step 3: Cross multiply
    109,884.60x = 164,826.90 × 92,777.40
  4. Step 4: Simplify right side
    109,884.60x = 15,292,211,232.06
  5. Step 5: Solve for x
    x = 15,292,211,232.06/109,884.60
  6. Step 6: Final answer
    x = 139,166.10

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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.