Home / 119,301.36-164,639.03-64,857.19

Finding the Fourth Proportional to 119,301.36, 164,639.03 and 64,857.19

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Solution

The fourth proportional to 119,301.36, 164,639.03 and 64,857.19 is: 89,504.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,301.36 : 164,639.03 = 64,857.19 : x
  2. Step 2: Convert to fraction form
    119,301.36/164,639.03 = 64,857.19/x
  3. Step 3: Cross multiply
    119,301.36x = 164,639.03 × 64,857.19
  4. Step 4: Simplify right side
    119,301.36x = 10,678,025,482.33
  5. Step 5: Solve for x
    x = 10,678,025,482.33/119,301.36
  6. Step 6: Final answer
    x = 89,504.64

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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.