Home / 152,091.68-209,880.45-84,104.19

Finding the Fourth Proportional to 152,091.68, 209,880.45 and 84,104.19

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Solution

The fourth proportional to 152,091.68, 209,880.45 and 84,104.19 is: 116,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,091.68 : 209,880.45 = 84,104.19 : x
  2. Step 2: Convert to fraction form
    152,091.68/209,880.45 = 84,104.19/x
  3. Step 3: Cross multiply
    152,091.68x = 209,880.45 × 84,104.19
  4. Step 4: Simplify right side
    152,091.68x = 17,651,825,244.09
  5. Step 5: Solve for x
    x = 17,651,825,244.09/152,091.68
  6. Step 6: Final answer
    x = 116,060.43

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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.