Home / 179,918.42-248,287.78-99,346.10

Finding the Fourth Proportional to 179,918.42, 248,287.78 and 99,346.10

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Solution

The fourth proportional to 179,918.42, 248,287.78 and 99,346.10 is: 137,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,918.42 : 248,287.78 = 99,346.10 : x
  2. Step 2: Convert to fraction form
    179,918.42/248,287.78 = 99,346.10/x
  3. Step 3: Cross multiply
    179,918.42x = 248,287.78 × 99,346.10
  4. Step 4: Simplify right side
    179,918.42x = 24,666,421,503.40
  5. Step 5: Solve for x
    x = 24,666,421,503.40/179,918.42
  6. Step 6: Final answer
    x = 137,097.81

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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.