Home / 152,895.09-211,002.24-84,912.38

Finding the Fourth Proportional to 152,895.09, 211,002.24 and 84,912.38

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Solution

The fourth proportional to 152,895.09, 211,002.24 and 84,912.38 is: 117,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,895.09 : 211,002.24 = 84,912.38 : x
  2. Step 2: Convert to fraction form
    152,895.09/211,002.24 = 84,912.38/x
  3. Step 3: Cross multiply
    152,895.09x = 211,002.24 × 84,912.38
  4. Step 4: Simplify right side
    152,895.09x = 17,916,701,328.72
  5. Step 5: Solve for x
    x = 17,916,701,328.72/152,895.09
  6. Step 6: Final answer
    x = 117,182.97

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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.