Home / 152,083.29-209,876.30-84,104.84

Finding the Fourth Proportional to 152,083.29, 209,876.30 and 84,104.84

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Solution

The fourth proportional to 152,083.29, 209,876.30 and 84,104.84 is: 116,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,083.29 : 209,876.30 = 84,104.84 : x
  2. Step 2: Convert to fraction form
    152,083.29/209,876.30 = 84,104.84/x
  3. Step 3: Cross multiply
    152,083.29x = 209,876.30 × 84,104.84
  4. Step 4: Simplify right side
    152,083.29x = 17,651,611,161.39
  5. Step 5: Solve for x
    x = 17,651,611,161.39/152,083.29
  6. Step 6: Final answer
    x = 116,065.42

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1.5x scale

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.