Home / 152,252.91-210,109.43-84,274.56

Finding the Fourth Proportional to 152,252.91, 210,109.43 and 84,274.56

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Solution

The fourth proportional to 152,252.91, 210,109.43 and 84,274.56 is: 116,299.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,252.91 : 210,109.43 = 84,274.56 : x
  2. Step 2: Convert to fraction form
    152,252.91/210,109.43 = 84,274.56/x
  3. Step 3: Cross multiply
    152,252.91x = 210,109.43 × 84,274.56
  4. Step 4: Simplify right side
    152,252.91x = 17,706,879,343.73
  5. Step 5: Solve for x
    x = 17,706,879,343.73/152,252.91
  6. Step 6: Final answer
    x = 116,299.12

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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.