Home / 179,631.77-247,906.61-99,075.05

Finding the Fourth Proportional to 179,631.77, 247,906.61 and 99,075.05

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Solution

The fourth proportional to 179,631.77, 247,906.61 and 99,075.05 is: 136,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,631.77 : 247,906.61 = 99,075.05 : x
  2. Step 2: Convert to fraction form
    179,631.77/247,906.61 = 99,075.05/x
  3. Step 3: Cross multiply
    179,631.77x = 247,906.61 × 99,075.05
  4. Step 4: Simplify right side
    179,631.77x = 24,561,359,285.71
  5. Step 5: Solve for x
    x = 24,561,359,285.71/179,631.77
  6. Step 6: Final answer
    x = 136,731.71

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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.