Home / 179,727.65-248,022.45-99,155.84

Finding the Fourth Proportional to 179,727.65, 248,022.45 and 99,155.84

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Solution

The fourth proportional to 179,727.65, 248,022.45 and 99,155.84 is: 136,834.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,727.65 : 248,022.45 = 99,155.84 : x
  2. Step 2: Convert to fraction form
    179,727.65/248,022.45 = 99,155.84/x
  3. Step 3: Cross multiply
    179,727.65x = 248,022.45 × 99,155.84
  4. Step 4: Simplify right side
    179,727.65x = 24,592,873,128.50
  5. Step 5: Solve for x
    x = 24,592,873,128.50/179,727.65
  6. Step 6: Final answer
    x = 136,834.11

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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.