Home / 152,922.36-211,025.68-84,943.72

Finding the Fourth Proportional to 152,922.36, 211,025.68 and 84,943.72

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Solution

The fourth proportional to 152,922.36, 211,025.68 and 84,943.72 is: 117,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,922.36 : 211,025.68 = 84,943.72 : x
  2. Step 2: Convert to fraction form
    152,922.36/211,025.68 = 84,943.72/x
  3. Step 3: Cross multiply
    152,922.36x = 211,025.68 × 84,943.72
  4. Step 4: Simplify right side
    152,922.36x = 17,925,306,274.73
  5. Step 5: Solve for x
    x = 17,925,306,274.73/152,922.36
  6. Step 6: Final answer
    x = 117,218.35

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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.