Home / 99,983.46-149,093.34-99,083.36

Finding the Fourth Proportional to 99,983.46, 149,093.34 and 99,083.36

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Solution

The fourth proportional to 99,983.46, 149,093.34 and 99,083.36 is: 147,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,983.46 : 149,093.34 = 99,083.36 : x
  2. Step 2: Convert to fraction form
    99,983.46/149,093.34 = 99,083.36/x
  3. Step 3: Cross multiply
    99,983.46x = 149,093.34 × 99,083.36
  4. Step 4: Simplify right side
    99,983.46x = 14,772,668,335.36
  5. Step 5: Solve for x
    x = 14,772,668,335.36/99,983.46
  6. Step 6: Final answer
    x = 147,751.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.