Home / 139,961.24-210,023.16-58,902.28

Finding the Fourth Proportional to 139,961.24, 210,023.16 and 58,902.28

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Solution

The fourth proportional to 139,961.24, 210,023.16 and 58,902.28 is: 88,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,961.24 : 210,023.16 = 58,902.28 : x
  2. Step 2: Convert to fraction form
    139,961.24/210,023.16 = 58,902.28/x
  3. Step 3: Cross multiply
    139,961.24x = 210,023.16 × 58,902.28
  4. Step 4: Simplify right side
    139,961.24x = 12,370,842,976.80
  5. Step 5: Solve for x
    x = 12,370,842,976.80/139,961.24
  6. Step 6: Final answer
    x = 88,387.63

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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.