Home / 109,427.15-164,158.29-46,247.91

Finding the Fourth Proportional to 109,427.15, 164,158.29 and 46,247.91

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Solution

The fourth proportional to 109,427.15, 164,158.29 and 46,247.91 is: 69,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,427.15 : 164,158.29 = 46,247.91 : x
  2. Step 2: Convert to fraction form
    109,427.15/164,158.29 = 46,247.91/x
  3. Step 3: Cross multiply
    109,427.15x = 164,158.29 × 46,247.91
  4. Step 4: Simplify right side
    109,427.15x = 7,591,977,821.67
  5. Step 5: Solve for x
    x = 7,591,977,821.67/109,427.15
  6. Step 6: Final answer
    x = 69,379.29

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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.