Home / 164,443.48-226,742.83-121,485.13

Finding the Fourth Proportional to 164,443.48, 226,742.83 and 121,485.13

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Solution

The fourth proportional to 164,443.48, 226,742.83 and 121,485.13 is: 167,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,443.48 : 226,742.83 = 121,485.13 : x
  2. Step 2: Convert to fraction form
    164,443.48/226,742.83 = 121,485.13/x
  3. Step 3: Cross multiply
    164,443.48x = 226,742.83 × 121,485.13
  4. Step 4: Simplify right side
    164,443.48x = 27,545,882,179.12
  5. Step 5: Solve for x
    x = 27,545,882,179.12/164,443.48
  6. Step 6: Final answer
    x = 167,509.73

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1.5x scale

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.