Home / 99,260.28-136,992.87-61,043.94

Finding the Fourth Proportional to 99,260.28, 136,992.87 and 61,043.94

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Solution

The fourth proportional to 99,260.28, 136,992.87 and 61,043.94 is: 84,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,260.28 : 136,992.87 = 61,043.94 : x
  2. Step 2: Convert to fraction form
    99,260.28/136,992.87 = 61,043.94/x
  3. Step 3: Cross multiply
    99,260.28x = 136,992.87 × 61,043.94
  4. Step 4: Simplify right side
    99,260.28x = 8,362,584,536.71
  5. Step 5: Solve for x
    x = 8,362,584,536.71/99,260.28
  6. Step 6: Final answer
    x = 84,249.05

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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.