Home / 179,434.65-268,898.07-99,507.77

Finding the Fourth Proportional to 179,434.65, 268,898.07 and 99,507.77

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Solution

The fourth proportional to 179,434.65, 268,898.07 and 99,507.77 is: 149,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,434.65 : 268,898.07 = 99,507.77 : x
  2. Step 2: Convert to fraction form
    179,434.65/268,898.07 = 99,507.77/x
  3. Step 3: Cross multiply
    179,434.65x = 268,898.07 × 99,507.77
  4. Step 4: Simplify right side
    179,434.65x = 26,757,447,303.00
  5. Step 5: Solve for x
    x = 26,757,447,303.00/179,434.65
  6. Step 6: Final answer
    x = 149,120.85

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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.