Home / 153,229.37-211,463.39-127,693.01

Finding the Fourth Proportional to 153,229.37, 211,463.39 and 127,693.01

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Solution

The fourth proportional to 153,229.37, 211,463.39 and 127,693.01 is: 176,222.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,229.37 : 211,463.39 = 127,693.01 : x
  2. Step 2: Convert to fraction form
    153,229.37/211,463.39 = 127,693.01/x
  3. Step 3: Cross multiply
    153,229.37x = 211,463.39 × 127,693.01
  4. Step 4: Simplify right side
    153,229.37x = 27,002,396,773.90
  5. Step 5: Solve for x
    x = 27,002,396,773.90/153,229.37
  6. Step 6: Final answer
    x = 176,222.07

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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.