Home / 152,504.13-228,531.38-84,943.11

Finding the Fourth Proportional to 152,504.13, 228,531.38 and 84,943.11

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Solution

The fourth proportional to 152,504.13, 228,531.38 and 84,943.11 is: 127,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,504.13 : 228,531.38 = 84,943.11 : x
  2. Step 2: Convert to fraction form
    152,504.13/228,531.38 = 84,943.11/x
  3. Step 3: Cross multiply
    152,504.13x = 228,531.38 × 84,943.11
  4. Step 4: Simplify right side
    152,504.13x = 19,412,166,149.79
  5. Step 5: Solve for x
    x = 19,412,166,149.79/152,504.13
  6. Step 6: Final answer
    x = 127,289.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.