Home / 205,471.72-283,480.26-151,869.16

Finding the Fourth Proportional to 205,471.72, 283,480.26 and 151,869.16

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Solution

The fourth proportional to 205,471.72, 283,480.26 and 151,869.16 is: 209,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,471.72 : 283,480.26 = 151,869.16 : x
  2. Step 2: Convert to fraction form
    205,471.72/283,480.26 = 151,869.16/x
  3. Step 3: Cross multiply
    205,471.72x = 283,480.26 × 151,869.16
  4. Step 4: Simplify right side
    205,471.72x = 43,051,908,962.78
  5. Step 5: Solve for x
    x = 43,051,908,962.78/205,471.72
  6. Step 6: Final answer
    x = 209,527.17

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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.