Home / 99,162.60-136,774.32-58,844.04

Finding the Fourth Proportional to 99,162.60, 136,774.32 and 58,844.04

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Solution

The fourth proportional to 99,162.60, 136,774.32 and 58,844.04 is: 81,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,162.60 : 136,774.32 = 58,844.04 : x
  2. Step 2: Convert to fraction form
    99,162.60/136,774.32 = 58,844.04/x
  3. Step 3: Cross multiply
    99,162.60x = 136,774.32 × 58,844.04
  4. Step 4: Simplify right side
    99,162.60x = 8,048,353,557.05
  5. Step 5: Solve for x
    x = 8,048,353,557.05/99,162.60
  6. Step 6: Final answer
    x = 81,163.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.